DC Comics (English Wikipedia)

Johnston, Rich (February 23, 2011). "First Wave Crashes – DC To Cancel Line". Bleeding Cool. Archived from the original on October 29, 2013. Retrieved May 22, 2013.
"DC's Band-Aid Event? It's Not Blood Moon. It's Called Convergence". Bleeding Cool. October 28, 2014. Archived from the original on October 28, 2014. Retrieved November 12, 2014.
Johnston, Rich (February 21, 2020). "Dan DiDio No Longer Publisher of DC Comics, As Of Today". Bleeding Cool. Archived from the original on February 22, 2020. Retrieved February 21, 2020.
Johnston, Rich (February 21, 2020). "So Why Did Dan DiDio Leave DC Comics Anyway?". Bleeding Cool. Archived from the original on February 23, 2020. Retrieved February 21, 2020.

bloomberg.com

"DC Comics, Inc.: Private Company Information". Bloomberg. Retrieved August 6, 2016.

books.google.com

Hall, Richard A. (2019). The American Superhero: Encyclopedia of Caped Crusaders in History. ABC-CLIO. ISBN 9781440861246.
Daniels, Les (April 2004). Batman – The Complete History: The Life and Times of the Dark Knight. Chronicle Books. ISBN 978-0-8118-4232-7.
Irving, Christopher (2007). The Blue Beetle Companion: His Many Lives from 1939 to Today. TwoMorrows Publishing. ISBN 9781893905702. Retrieved July 17, 2019.
Hall, Richard A. (2019). The American Superhero: Encyclopedia of Caped Crusaders in History. ABC-CLIO. ISBN 9781440861246. Retrieved July 17, 2019.
Eury, Michael (December 2002). Captain Action: The Original Super-Hero Action Figure. TwoMorrows Publishing. p. 46. ISBN 1893905179. Retrieved January 20, 2019.

brainchildstudiosnyc.com

DC Comics Brand History by Brainchild Studios Archived September 10, 2008, at the Wayback Machine. Retrieved July 29, 2008.

businessweek.com

investing.businessweek.com

DC Comics, Inc. Archived May 16, 2010, at the Wayback Machine at Bloomberg Businessweek. Retrieved December 18, 2010.

cbr.com

Melrose, Kevin (October 10, 2009). "DC Entertainment – what we know so far". Comic Book Resources. Archived from the original on September 13, 2009. Retrieved December 13, 2021.
Wilson, John (December 16, 2019). "10 Things Everyone Forgets About DC's Dr. Occult". CBR. Retrieved February 22, 2020.
Cronin, Brian (January 20, 2018). "Who Was the First Comic Book Masked Vigilante?". CBR. Retrieved February 22, 2020.
White, Chris (November 23, 2019). "DC: The 10 Rarest Batman Comics (& What They're Worth)". CBR. Retrieved February 23, 2020.
Webber, Tim (September 19, 2017). "The Metropo-list: 15 DARK Secrets You NEVER Knew About Superman's City". CBR. Retrieved February 23, 2020.
"JMS Circles the DC Universe in Red" Archived October 8, 2013, at the Wayback Machine. Comic Book Resources. March 26, 2009. Retrieved December 13, 2021
Renaud, Jeffrey (October 30, 2008). "JMS Gets Brave & Bold with Archie Gang". CBR. Archived from the original on July 6, 2013. Retrieved December 13, 2021.
Bondurant, Tom (May 19, 2011). "Grumpy Old Fan Growing the garden: DC's May solicits". Comic Book Resources. Archived from the original on October 29, 2013. Retrieved December 13, 2021.

comicbookclublive.com

Club, Comic Book (November 2, 2023). "DC Compact Comics Graphic Novel Line Announced". Comic Book Club. Retrieved November 2, 2023.

comichron.com

Miller, John. "2017 Comic Book Sales to Comics Shops". Comichron. Archived from the original on January 23, 2018. Retrieved January 23, 2018. Share of Overall Units—Marvel 38.30%, DC 33.93%; Share of Overall Dollars—Marvel 36.36%, DC 30.07%

comics.org

New Fun #1 (Feb. 1935) at the Grand Comics Database. The entry notes that while the logo appears to be simply Fun, the indicia reads, "New FUN is published monthly at 49 West 45th Street, New York, N.Y., by National Allied Publications, Inc.; Malcolm Wheeler-Nicholson, President ... Inquiries concerning advertising should be addressed to the Advertising Manager, New FUN,...."
New Comics Archived December 31, 2012, at the Wayback Machine at the Grand Comics Database

comicsalliance.com

Khouri, Andy (January 19, 2012). "NEW INTERACTIVE DC COMICS LOGOS TO BE DEPLOYED IN MARCH". Comics Alliance. Archived from the original on December 30, 2013. Retrieved December 29, 2013.

crainsnewyork.com

"Superman's debut sells for $1M at auction". Crain's New York Business. Associated Press. February 22, 2010. Archived from the original on March 11, 2010.

dc.com

""Dawn of DC" Starts in January 2023". DC. November 18, 2022. Retrieved November 18, 2022.

dccomics.com

"DC Entertainment Expands Editorial Leadership Team" (Press release). DC Entertainment. May 5, 2017. Archived from the original on May 13, 2017. Retrieved May 11, 2017.
"DC Entertainment Brings Digital Comics to the Net Level With New DC2 and DC2 Multiverse Innovations" (Press release). DC Entertainment. June 4, 2013. Archived from the original on June 8, 2013. Retrieved June 4, 2013.
Beedle, Tim (November 6, 2014). "FIRST LOOK: The Complete Convergence". DC Entertainment. Archived from the original on November 9, 2014. Retrieved November 12, 2014.
"DC ENTERTAINMENT REVEALS FIRST DETAILS OF "REBIRTH" TO RETAILERS AT COMICS PRO 2016" (Press release). DC Entertainment. February 18, 2016. Archived from the original on April 12, 2018. Retrieved April 11, 2018.
"DC FanDome is Returning in 2021!". DC. April 28, 2021. Retrieved April 28, 2021.
"DC Entertainment Introduces New Identity For DC Brand" (Press release). DC Entertainment. May 17, 2016. Archived from the original on May 18, 2016. Retrieved May 17, 2016.
"DC LAUNCHES NEW PUBLISHING IMPRINT DC BLACK LABEL" (Press release). DC Entertainment. March 8, 2018. Archived from the original on August 26, 2018. Retrieved August 17, 2018.

dcu.blog.dccomics.com

Hyde, David (May 31, 2011). "DC Comics Announces Historic Renumber of All Superhero Titles and Landmark Day-and-Date Digital Distribution". DC Entertainment. Archived from the original on June 28, 2012. Retrieved May 31, 2011.

dcuniverse.com

"Jimmy Olsen". dcuniverse.com. Retrieved February 22, 2020.

deadline.com

Fleming, Mike Jr. (March 17, 2023). "'Shazam!' Helmer David F. Sandberg On How 'Raiders Of The Lost Ark' Set A Career Course Mixing Scares & Thrills: The Film That Lit My Fuse". Deadline. Retrieved March 19, 2023.

dialbforblog.com

Kahn, Jenette. "Publishorial: Onward and Upward" Archived March 29, 2014, at the Wayback Machine, DC Comics cover-dated September 1978.

diamondcomics.com

retailer.diamondcomics.com

"Welcome to Diamond Comic Distributors' Retailer Services Website!". Archived from the original on June 30, 2017. Retrieved July 11, 2017.

doi.org

dx.doi.org

"McKay, Sir George Mills, (20 July 1869–19 July 1937), Co. Founder and since Hon. Treasurer of English-speaking Union", Who Was Who, Oxford University Press, December 1, 2007, doi:10.1093/ww/9780199540884.013.u213884, retrieved June 7, 2023

doi.org

"McKay, Sir George Mills, (20 July 1869–19 July 1937), Co. Founder and since Hon. Treasurer of English-speaking Union", Who Was Who, Oxford University Press, December 1, 2007, doi:10.1093/ww/9780199540884.013.u213884, retrieved June 7, 2023

ew.com

"DC FanDome splits into 2 days: Get the details". ew.com. August 19, 2020. Retrieved August 19, 2020.
Agard, Chancellor (December 11, 2020). "DC FanDome to return with Wonder Woman 1984 virtual premiere, sneak peek". Entertainment Weekly. Retrieved December 15, 2020.

gamespot.com

comicvine.gamespot.com

"Vertigo (Publisher) – Comic Vine". Comic Vine. Archived from the original on July 15, 2017. Retrieved July 11, 2017.

hollywoodreporter.com

McMillan, Graeme (June 5, 2020). "DC Cut Ties with Diamond Comic Distributors". The Hollywood Reporter. Retrieved June 6, 2020.
McMillan, Graeme (January 23, 2019). "DC Publishing Laying Off 3 Percent of Its Workforce". The Hollywood Reporter. Retrieved August 13, 2020.
McMillan, Graeme (February 18, 2016). "A Guide to the Fictional Cities of the DC Universe". The Hollywood Reporter. Retrieved February 23, 2020.
"DC Comics, DC Universe Hit By Major Layoffs". Hollywood Reporter. August 10, 2020. Retrieved August 25, 2020.
"'Infinite Frontier' Launches Next Era of the DC Universe". Hollywood Reporter. March 26, 2021. Retrieved December 18, 2020.
Kit, Borys (May 3, 2023). "Jim Lee Re-Ups at DC, Promoted to President". The Hollywood Reporter.

hoovers.com

DC Comics Inc. Archived September 21, 2008, at the Wayback Machine Hoovers. Retrieved October 18, 2008.

ifanboy.com

Richards, Ron (June 6, 2011). "The Definitive Guide to the DC Comics Reboot". iFanboy.com. Archived from the original on June 19, 2011. Retrieved June 22, 2011.

ign.com

"DC FanDome: Warner Bros. Announces 'Immersive Virtual Fan Experience' as Comic-Con-Style Event". IGN. August 19, 2020. Retrieved June 16, 2020.

latimes.com

McMillan, Graeme (September 2016). "DC Comics' 'Rebirth' brings new life – and huge sales – to old superheroes". Los Angeles Times. Archived from the original on April 12, 2018. Retrieved April 11, 2018.
Faughnder, Ryan (February 21, 2020). "DC Entertainment shakeup continues with the exit of co-publisher Dan DiDio". Los Angeles Times. Archived from the original on February 22, 2020. Retrieved February 21, 2020.

nationalreview.com

"Batman's Dark Side". National Review. March 26, 2016. Archived from the original on April 7, 2017. Retrieved July 11, 2017.

nerdist.com

"Why TEEN TITANS Is DC Comics' Most Important (But Undervalued) Franchise – Nerdist". August 30, 2016. Archived from the original on November 18, 2017. Retrieved July 11, 2017.
"How the Year 1986 Changed Comic Books Forever". Nerdist. Retrieved June 5, 2021.

newcomicreviews.com

"GHM Columns : GHM Staff: Steve Higgins A+ Graphic Novels &#93". Newcomicreviews.com. Archived from the original on February 4, 2012. Retrieved March 5, 2019.

newsarama.com

"An Oral History of DC's CAPTAIN MARVEL/SHAZAM: The Fawcett Years, Part 1". Newsarama. Retrieved March 28, 2020.
Arrant, Chris (April 29, 2009). "Completing the Red Circle: Talking to JMS". Newsarama. Archived from the original on December 2, 2013. Retrieved August 15, 2011.
"20 Answers and 1 Question With Dan DiDio: Holiday Surprise". Newsarama.com. December 24, 2008. Archived from the original on August 29, 2012. Retrieved May 23, 2013.
Rogers, Vaneta (March 3, 2010). "Brian Azzarello Gets Ready to Break DC's First Wave". Newsarama. Archived from the original on April 7, 2010. Retrieved September 26, 2010.
"DC's CONVERGENCE Week One: Donna Troy, Oracle, Married Superman, Montoya Question, More". Newsarama.com. November 11, 2014. Archived from the original on November 12, 2014. Retrieved November 12, 2014.

forum.newsarama.com

Brady, Matt (August 21, 2006). "Adam Hughes on His New Exclusive & All Star Wonder Woman". Newsarama.com. Archived from the original on August 30, 2006.
Newsarama article: "Richard Bruning on designing a new DC logo", May 11, 2005 Archived December 6, 2008, at the Wayback Machine. Retrieved July 29, 2008.

classic.newsarama.com

Epstein, Daniel Robert (November 11, 2005). "Talking to Arnold Drake". Newsarama. Archived from the original on October 11, 2007. Retrieved May 15, 2009.

newsfromme.com

Evanier, Mark (December 1, 2004). "Irwin Donenfeld, R.I.P." Archived from the original on May 18, 2008. Retrieved June 11, 2008.

nycgraphicnovelists.com

Irving, Christopher (July 20, 2012). "Jim Shooter's Secret Origin, in his Own Words – Part One" Archived August 20, 2018, at the Wayback Machine. Graphic NYC.

nytimes.com

"'Superman Faces New Hurdles: Publishers of Comic Books Showing Decline". The New York Times. September 23, 1962. Retrieved July 23, 2018. It was just a year ago that some rather surprising news was announced to the world about a venerable American institution. The announcement said that Superman had gone public.

polygon.com

"DC Comics' Rebirth worked because it's actually good". Polygon. January 10, 2017. Archived from the original on April 12, 2018. Retrieved April 11, 2018.

psu.edu

Integrative Arts 10: "The Silver Age" by Jamie Coville Archived June 24, 2008, at the Wayback Machine. Retrieved June 11, 2008.

publishersweekly.com

"DC Comics, Random House Ink Distribution Pact". Archived from the original on August 2, 2017. Retrieved July 11, 2017.

screenrant.com

Jung, Michael (May 7, 2020). "What Does DC Comics Stand For?". ScreenRant. Retrieved March 2, 2024.
"15 Best Comic Book Origin Stories Of All Time". ScreenRant. March 15, 2017.

scribd.com

"Young April 12, 1948 Findings of Facts" – via SCRIBD.

silverbulletcomicbooks.com

Rozakis, Bob. "Conspiracy? Icons? And More?". Silver Bullet Comic Books. Archived from the original on August 20, 2006.

tcj.com

"Superman: The Golden Age Sundays 1943–1946". The Comics Journal. Retrieved April 3, 2019.

thewrap.com

"Inside David Zaslav's Overhaul of the Warner Bros. Movie Division | Analysis". June 1, 2022. Retrieved June 5, 2022.

time.com

techland.time.com

Wolk, Douglas (July 5, 2010). "75 Years of the First Comic Book Superhero (It's Not Who You Think)". Time. Retrieved February 22, 2020.

toonopedia.com

"Don Markstein's Toonopedia: The Red Tornado". toonopedia.com. Retrieved February 23, 2020.
"DC Comics". Don Markstein's Toonopedia. November 17, 2011. Retrieved August 10, 2012.
Markstein, Don. "Archie (MLJ) Comics". Don Markstein's Toonopedia. Retrieved April 18, 2013.

trendingnewsbuzz.com

Das, Manjima (February 17, 2020). "Batman And Superman: The Two Superheroes Are Going To Fight The First DC Villain". Trending News Buzz. Archived from the original on February 23, 2020. Retrieved February 23, 2020.

usatoday.com

Truitt, Brian (May 31, 2011). "DC Comics unleashes a new universe of superhero titles". USA Today. Archived from the original on March 2, 2012. Retrieved June 5, 2011.
"New villain, old tales part of DC's 'Convergence'". USA Today. November 3, 2014. Archived from the original on July 22, 2017. Retrieved August 22, 2017.

variety.com

Brent Lang; Matt Donnelly (April 14, 2022). "Warner Bros. Discovery Exploring Overhaul of DC Entertainment (EXCLUSIVE)". Variety. Retrieved April 17, 2022.

vulture.com

"The 100 Most Influential Pages in Comic Book History". Vulture. April 16, 2018. Retrieved February 22, 2020.
"How DC Comics Scored Its Biggest Win in Years With 'Rebirth'". December 16, 2016. Archived from the original on April 12, 2018. Retrieved April 11, 2018.

web.archive.org

Melrose, Kevin (October 10, 2009). "DC Entertainment – what we know so far". Comic Book Resources. Archived from the original on September 13, 2009. Retrieved December 13, 2021.
"DC Entertainment Expands Editorial Leadership Team" (Press release). DC Entertainment. May 5, 2017. Archived from the original on May 13, 2017. Retrieved May 11, 2017.
DC Comics Inc. Archived September 21, 2008, at the Wayback Machine Hoovers. Retrieved October 18, 2008.
"DC Comics, Random House Ink Distribution Pact". Archived from the original on August 2, 2017. Retrieved July 11, 2017.
"Welcome to Diamond Comic Distributors' Retailer Services Website!". Archived from the original on June 30, 2017. Retrieved July 11, 2017.
Miller, John. "2017 Comic Book Sales to Comics Shops". Comichron. Archived from the original on January 23, 2018. Retrieved January 23, 2018. Share of Overall Units—Marvel 38.30%, DC 33.93%; Share of Overall Dollars—Marvel 36.36%, DC 30.07%
"Viz Manga Sales are Destroying DC, Marvel in Comic Market". Archived from the original on October 10, 2017. Retrieved October 10, 2017.{{cite web}}: CS1 maint: unfit URL (link)
New Comics Archived December 31, 2012, at the Wayback Machine at the Grand Comics Database
"Superman's debut sells for $1M at auction". Crain's New York Business. Associated Press. February 22, 2010. Archived from the original on March 11, 2010.
Das, Manjima (February 17, 2020). "Batman And Superman: The Two Superheroes Are Going To Fight The First DC Villain". Trending News Buzz. Archived from the original on February 23, 2020. Retrieved February 23, 2020.
DC Comics, Inc. Archived May 16, 2010, at the Wayback Machine at Bloomberg Businessweek. Retrieved December 18, 2010.
Integrative Arts 10: "The Silver Age" by Jamie Coville Archived June 24, 2008, at the Wayback Machine. Retrieved June 11, 2008.
Epstein, Daniel Robert (November 11, 2005). "Talking to Arnold Drake". Newsarama. Archived from the original on October 11, 2007. Retrieved May 15, 2009.
Irving, Christopher (July 20, 2012). "Jim Shooter's Secret Origin, in his Own Words – Part One" Archived August 20, 2018, at the Wayback Machine. Graphic NYC.
Evanier, Mark (December 1, 2004). "Irwin Donenfeld, R.I.P." Archived from the original on May 18, 2008. Retrieved June 11, 2008.
Kahn, Jenette. "Publishorial: Onward and Upward" Archived March 29, 2014, at the Wayback Machine, DC Comics cover-dated September 1978.
"GHM Columns : GHM Staff: Steve Higgins A+ Graphic Novels &#93". Newcomicreviews.com. Archived from the original on February 4, 2012. Retrieved March 5, 2019.
"Why TEEN TITANS Is DC Comics' Most Important (But Undervalued) Franchise – Nerdist". August 30, 2016. Archived from the original on November 18, 2017. Retrieved July 11, 2017.
"Vertigo (Publisher) – Comic Vine". Comic Vine. Archived from the original on July 15, 2017. Retrieved July 11, 2017.
"Batman's Dark Side". National Review. March 26, 2016. Archived from the original on April 7, 2017. Retrieved July 11, 2017.
Arrant, Chris (April 29, 2009). "Completing the Red Circle: Talking to JMS". Newsarama. Archived from the original on December 2, 2013. Retrieved August 15, 2011.
"JMS Circles the DC Universe in Red" Archived October 8, 2013, at the Wayback Machine. Comic Book Resources. March 26, 2009. Retrieved December 13, 2021
Brady, Matt (August 21, 2006). "Adam Hughes on His New Exclusive & All Star Wonder Woman". Newsarama.com. Archived from the original on August 30, 2006.
Renaud, Jeffrey (October 30, 2008). "JMS Gets Brave & Bold with Archie Gang". CBR. Archived from the original on July 6, 2013. Retrieved December 13, 2021.
"20 Answers and 1 Question With Dan DiDio: Holiday Surprise". Newsarama.com. December 24, 2008. Archived from the original on August 29, 2012. Retrieved May 23, 2013.
Rogers, Vaneta (March 3, 2010). "Brian Azzarello Gets Ready to Break DC's First Wave". Newsarama. Archived from the original on April 7, 2010. Retrieved September 26, 2010.
Johnston, Rich (February 23, 2011). "First Wave Crashes – DC To Cancel Line". Bleeding Cool. Archived from the original on October 29, 2013. Retrieved May 22, 2013.
Bondurant, Tom (May 19, 2011). "Grumpy Old Fan Growing the garden: DC's May solicits". Comic Book Resources. Archived from the original on October 29, 2013. Retrieved December 13, 2021.
Hyde, David (May 31, 2011). "DC Comics Announces Historic Renumber of All Superhero Titles and Landmark Day-and-Date Digital Distribution". DC Entertainment. Archived from the original on June 28, 2012. Retrieved May 31, 2011.
Truitt, Brian (May 31, 2011). "DC Comics unleashes a new universe of superhero titles". USA Today. Archived from the original on March 2, 2012. Retrieved June 5, 2011.
Richards, Ron (June 6, 2011). "The Definitive Guide to the DC Comics Reboot". iFanboy.com. Archived from the original on June 19, 2011. Retrieved June 22, 2011.
"DC Entertainment Brings Digital Comics to the Net Level With New DC2 and DC2 Multiverse Innovations" (Press release). DC Entertainment. June 4, 2013. Archived from the original on June 8, 2013. Retrieved June 4, 2013.
"DC's Band-Aid Event? It's Not Blood Moon. It's Called Convergence". Bleeding Cool. October 28, 2014. Archived from the original on October 28, 2014. Retrieved November 12, 2014.
"New villain, old tales part of DC's 'Convergence'". USA Today. November 3, 2014. Archived from the original on July 22, 2017. Retrieved August 22, 2017.
Beedle, Tim (November 6, 2014). "FIRST LOOK: The Complete Convergence". DC Entertainment. Archived from the original on November 9, 2014. Retrieved November 12, 2014.
"DC's CONVERGENCE Week One: Donna Troy, Oracle, Married Superman, Montoya Question, More". Newsarama.com. November 11, 2014. Archived from the original on November 12, 2014. Retrieved November 12, 2014.
"DC ENTERTAINMENT REVEALS FIRST DETAILS OF "REBIRTH" TO RETAILERS AT COMICS PRO 2016" (Press release). DC Entertainment. February 18, 2016. Archived from the original on April 12, 2018. Retrieved April 11, 2018.
McMillan, Graeme (September 2016). "DC Comics' 'Rebirth' brings new life – and huge sales – to old superheroes". Los Angeles Times. Archived from the original on April 12, 2018. Retrieved April 11, 2018.
"How DC Comics Scored Its Biggest Win in Years With 'Rebirth'". December 16, 2016. Archived from the original on April 12, 2018. Retrieved April 11, 2018.
"DC Comics' Rebirth worked because it's actually good". Polygon. January 10, 2017. Archived from the original on April 12, 2018. Retrieved April 11, 2018.
Faughnder, Ryan (February 21, 2020). "DC Entertainment shakeup continues with the exit of co-publisher Dan DiDio". Los Angeles Times. Archived from the original on February 22, 2020. Retrieved February 21, 2020.
Johnston, Rich (February 21, 2020). "Dan DiDio No Longer Publisher of DC Comics, As Of Today". Bleeding Cool. Archived from the original on February 22, 2020. Retrieved February 21, 2020.
Johnston, Rich (February 21, 2020). "So Why Did Dan DiDio Leave DC Comics Anyway?". Bleeding Cool. Archived from the original on February 23, 2020. Retrieved February 21, 2020.
Rozakis, Bob. "Conspiracy? Icons? And More?". Silver Bullet Comic Books. Archived from the original on August 20, 2006.
DC Comics Brand History by Brainchild Studios Archived September 10, 2008, at the Wayback Machine. Retrieved July 29, 2008.
Newsarama article: "Richard Bruning on designing a new DC logo", May 11, 2005 Archived December 6, 2008, at the Wayback Machine. Retrieved July 29, 2008.
Khouri, Andy (January 19, 2012). "NEW INTERACTIVE DC COMICS LOGOS TO BE DEPLOYED IN MARCH". Comics Alliance. Archived from the original on December 30, 2013. Retrieved December 29, 2013.
"DC Entertainment Introduces New Identity For DC Brand" (Press release). DC Entertainment. May 17, 2016. Archived from the original on May 18, 2016. Retrieved May 17, 2016.
"DC LAUNCHES NEW PUBLISHING IMPRINT DC BLACK LABEL" (Press release). DC Entertainment. March 8, 2018. Archived from the original on August 26, 2018. Retrieved August 17, 2018.

wegotthiscovered.com

Galloway, Ryan (July 5, 2021). "What Was The First DC Comic?". We Got This Covered. Retrieved September 11, 2021.

worldradiohistory.com

"Comic book company sets up TV arm" (PDF). Broadcasting Magazine. January 31, 1966. p. 60.