Doug Duncan (English Wikipedia)

"Duncan Resigns Position at Maryland". The University of Maryland. Archived from the original on 2012-12-11. Retrieved 2009-11-13.
Johnson, Janis (November 8, 1978). "Gilchrist Wins Executive Race In Montgomery". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Zoroya, Gregg (September 19, 1994). "Rivals' Pugnacious Past Signals Montgomery Brawl". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Moncada, Carlos (October 27, 1984). "Rockville Mayor, Amidst Job Controversy, Says He Will Resign". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Kaiman, Beth (November 4, 1987). "Duncan Beats Rockville Mayor Van Grack". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Zoroya, Gregg (November 9, 1994). "MONTGOMERY COUNTY; Democrat Duncan Big Winner in Executive's Race". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.

bethesdamagazine.com

Metcalf, Andrew (November 26, 2014). "Former Montgomery County Executive Named to Hogan's Transition Advisory Board". Bethesda Magazine. Retrieved 2019-01-07.

Fruehling, Douglas (October 13, 2015). "The Power 100 of 2015". Washington Business Journal. Retrieved 2019-01-07.

Kurtz, Josh (March 13, 2012). "Doug Duncan's Next Act". centermaryland.org. Archived from the original on 2019-04-13. Retrieved 2019-01-06.

"David Trone receives Doug Duncan endorsement". David Trone. February 27, 2018. Retrieved 2019-01-07.

Rascovar, Barry (August 19, 2005). "Schools are key in governor's race". The Gazette. Montgomery County, Maryland. Retrieved 2009-11-13.
"Some say Duncan is perfect for Metro job; others aren't so sure". www.gazette.net. Retrieved 2019-01-07.

Johnson, Janis (November 8, 1978). "Gilchrist Wins Executive Race In Montgomery". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Zoroya, Gregg (September 19, 1994). "Rivals' Pugnacious Past Signals Montgomery Brawl". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Moncada, Carlos (October 27, 1984). "Rockville Mayor, Amidst Job Controversy, Says He Will Resign". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Kaiman, Beth (November 4, 1987). "Duncan Beats Rockville Mayor Van Grack". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.
Zoroya, Gregg (November 9, 1994). "MONTGOMERY COUNTY; Democrat Duncan Big Winner in Executive's Race". Pqasb.pqarchiver.com. Archived from the original on August 18, 2013.

"Hometown Holidays carries on in the rain". The Montgomery County Sentinel. 2017-06-02. Retrieved 2019-01-06.

"Duncan Resigns Position at Maryland". The University of Maryland. Archived from the original on 2012-12-11. Retrieved 2009-11-13.
"Duncan Appointed University of Maryland Vice President". Office of Internet Communications, University of Maryland, College Park. Archived from the original on 2010-06-01. Retrieved 2009-11-13.

Milk, Leslie; Ryan, Ellen (2003-01-01). "Washingtonians Of The Year 2002". Washingtonian. Retrieved 2019-01-06.
Baer, Susan (September 1, 2008). "Doug Duncan's Comeback". The Washingtonian. Retrieved 2009-11-13.

Mosk, Matthew; Marimow, Ann (June 23, 2006). "Duncan Drops Bid for Governor". The Washington Post. Retrieved 2009-11-13.
Turque, Bill (April 7, 2014). "Express lanes, high-speed Internet proposed for Montgomery County". The Washington Post. Retrieved 2019-01-06.

Mosk, Matthew; Wagner, John (January 17, 2006). "Duncan Trails Opponents". Maryland Politics Blog. Washington Post. Archived from the original on 2011-05-23. Retrieved 2009-11-13.
Matt Mosk and John Wagner. "Duncan Trails Opponents" Archived May 23, 2011, at the Wayback Machine. The Washington Post. January 17, 2006. URL retrieved on February 2, 2007.

"Previous Montgomery County Executives: Douglas M. Duncan (1994–2006)". Montgomery County, Maryland. Archived from the original on 2012-05-15. Retrieved 2013-08-18.
"Colleagues look back on Duncan's Rockville legacy". gazette.net. Archived from the original on 2016-03-04.
"Colleagues look back on Duncan's Rockville legacy". gazette.net. Archived from the original on 2016-03-04. Retrieved 2013-08-18.
Mosk, Matthew; Wagner, John (January 17, 2006). "Duncan Trails Opponents". Maryland Politics Blog. Washington Post. Archived from the original on 2011-05-23. Retrieved 2009-11-13.
Matt Mosk and John Wagner. "Duncan Trails Opponents" Archived May 23, 2011, at the Wayback Machine. The Washington Post. January 17, 2006. URL retrieved on February 2, 2007.
"Duncan Appointed University of Maryland Vice President". Office of Internet Communications, University of Maryland, College Park. Archived from the original on 2010-06-01. Retrieved 2009-11-13.
Kurtz, Josh (March 13, 2012). "Doug Duncan's Next Act". centermaryland.org. Archived from the original on 2019-04-13. Retrieved 2019-01-06.