R110A (New York City Subway car) (English Wikipedia)

"Manhattan East Side Transit Alternatives MIS/DEIS Chapter 9D Rail Transit" (PDF). mta.info. Metropolitan Transportation Authority. 1999. Archived (PDF) from the original on August 16, 2016. Retrieved July 24, 2016.
"Supplementary Information for §1269(d) 2012 – 2017" (PDF). mta.info. Metropolitan Transportation Authority. 2012. Archived (PDF) from the original on October 14, 2021. Retrieved July 24, 2016.
"Capital Program Oversight Committee Meeting June 2014" (PDF). mta.info. Metropolitan Transportation Authority. June 23, 2014. Archived from the original (PDF) on March 16, 2016. Retrieved July 24, 2016.

mta.info

"MTA | Press Release | MTA Headquarters | The Train of the Future Now a Museum Piece". www.mta.info. Archived from the original on August 16, 2016. Retrieved July 24, 2016.

new.mta.info

https://new.mta.info/document/44216 Archived July 16, 2021, at the Wayback Machine PDF page 158

nycsubway.org

"R-110A/R-110B New Technology Program". Nycsubway.org. November 4, 1996. Archived from the original on March 27, 2010. Retrieved June 6, 2010.
"R-110A/R-110B New Technology Program". Nycsubway.org. November 4, 1996. Archived from the original on March 27, 2010. Retrieved June 6, 2010.
Negron, Daniel (February 14, 2013). "Showing Image 138752". nycsubway.org. Archived from the original on March 5, 2016. Retrieved July 24, 2016.

nypost.com

Campanile, Carl (July 21, 1999). "New $2m Subway Cars Get Off on the Wrong Track; Exclusive". New York Post. Archived from the original on September 21, 2016. Retrieved August 30, 2021.

nytimes.com

Patton, Phil (September 16, 1999). "Wider Americans Demand Wider Seats". The New York Times. ISSN 0362-4331. Archived from the original on August 30, 2021. Retrieved August 30, 2021.
Lewine, Edward (September 8, 1996). "F.Y.I." The New York Times. ISSN 0362-4331. Archived from the original on August 30, 2021. Retrieved August 30, 2021.
Sims, Calvin (May 9, 1990). "For This Project, Subway Cars Are the Stuff of Dreams". The New York Times. Archived from the original on February 3, 2016. Retrieved January 24, 2016.
Pierre-Pierre, Garry (January 22, 1997). "After a Few Suggestions, City Presents Subway Cars With Seats of Amplitude". The New York Times. Archived from the original on February 3, 2016. Retrieved January 24, 2016.

secondavenuesagas.com

"A look at the 20 Year Needs: Articulated trains". Second Ave. Sagas. October 4, 2013. Archived from the original on July 14, 2016. Retrieved July 24, 2016.

thetransportpolitic.com

"Why Don't We Get Articulated Trainsets?". April 13, 2009. Archived from the original on February 6, 2016. Retrieved July 24, 2016.

trb.org

onlinepubs.trb.org

"Transit Cooperative Research Program Report 46: The Role of Transit Amenities and Vehicle Characteristics in Building Transit Ridership: Amenities for Transit Handbook and The Transit Design Game Workbook; PART 2: IMPACTS OF AMENITIES" (PDF). Washington, D.C.: Transportation Research Board, Project for Public Spaces, National Academy Press. 1999. Archived (PDF) from the original on September 10, 2016. Retrieved January 24, 2016.

web.archive.org

"R-110A/R-110B New Technology Program". Nycsubway.org. November 4, 1996. Archived from the original on March 27, 2010. Retrieved June 6, 2010.
"Manhattan East Side Transit Alternatives MIS/DEIS Chapter 9D Rail Transit" (PDF). mta.info. Metropolitan Transportation Authority. 1999. Archived (PDF) from the original on August 16, 2016. Retrieved July 24, 2016.
"Supplementary Information for §1269(d) 2012 – 2017" (PDF). mta.info. Metropolitan Transportation Authority. 2012. Archived (PDF) from the original on October 14, 2021. Retrieved July 24, 2016.
Patton, Phil (September 16, 1999). "Wider Americans Demand Wider Seats". The New York Times. ISSN 0362-4331. Archived from the original on August 30, 2021. Retrieved August 30, 2021.
Lewine, Edward (September 8, 1996). "F.Y.I." The New York Times. ISSN 0362-4331. Archived from the original on August 30, 2021. Retrieved August 30, 2021.
"A look at the 20 Year Needs: Articulated trains". Second Ave. Sagas. October 4, 2013. Archived from the original on July 14, 2016. Retrieved July 24, 2016.
"Why Don't We Get Articulated Trainsets?". April 13, 2009. Archived from the original on February 6, 2016. Retrieved July 24, 2016.
Seaton, Charles (December 6, 2006). "New York City Bringing Rail Into the 21st Century". Metro Magazine. Archived from the original on February 3, 2016. Retrieved January 27, 2016.
Sims, Calvin (May 9, 1990). "For This Project, Subway Cars Are the Stuff of Dreams". The New York Times. Archived from the original on February 3, 2016. Retrieved January 24, 2016.
"Transit Cooperative Research Program Report 46: The Role of Transit Amenities and Vehicle Characteristics in Building Transit Ridership: Amenities for Transit Handbook and The Transit Design Game Workbook; PART 2: IMPACTS OF AMENITIES" (PDF). Washington, D.C.: Transportation Research Board, Project for Public Spaces, National Academy Press. 1999. Archived (PDF) from the original on September 10, 2016. Retrieved January 24, 2016.
Pierre-Pierre, Garry (January 22, 1997). "After a Few Suggestions, City Presents Subway Cars With Seats of Amplitude". The New York Times. Archived from the original on February 3, 2016. Retrieved January 24, 2016.
"MTA | Press Release | MTA Headquarters | The Train of the Future Now a Museum Piece". www.mta.info. Archived from the original on August 16, 2016. Retrieved July 24, 2016.
"R-110A/R-110B New Technology Program". Nycsubway.org. November 4, 1996. Archived from the original on March 27, 2010. Retrieved June 6, 2010.
Campanile, Carl (July 21, 1999). "New $2m Subway Cars Get Off on the Wrong Track; Exclusive". New York Post. Archived from the original on September 21, 2016. Retrieved August 30, 2021.
"Capital Program Oversight Committee Meeting June 2014" (PDF). mta.info. Metropolitan Transportation Authority. June 23, 2014. Archived from the original (PDF) on March 16, 2016. Retrieved July 24, 2016.
https://new.mta.info/document/44216 Archived July 16, 2021, at the Wayback Machine PDF page 158
Negron, Daniel (February 14, 2013). "Showing Image 138752". nycsubway.org. Archived from the original on March 5, 2016. Retrieved July 24, 2016.

worldcat.org

Patton, Phil (September 16, 1999). "Wider Americans Demand Wider Seats". The New York Times. ISSN 0362-4331. Archived from the original on August 30, 2021. Retrieved August 30, 2021.
Lewine, Edward (September 8, 1996). "F.Y.I." The New York Times. ISSN 0362-4331. Archived from the original on August 30, 2021. Retrieved August 30, 2021.