Blue Knights Drum and Bugle Corps (English Wikipedia)

Oppegard, Jillian (October 25, 2023). "Executive Director of BKDBC Resigns". Ascend Performing Arts. Retrieved February 25, 2024.
Oppegard, Jillian (September 6, 2023). "Blue Knights Open Class Percussion Ensemble Returns for 2024 Season". Ascend Performing Arts. Retrieved February 25, 2024.

corpsreps.com

"Blue Knights: Repertoire". DCX: The Drum Corps Xperience. Retrieved March 1, 2018.

Lipomi, Peter (August 1, 2016). "Teens dedicate summer to the Blue Knights". KMGH. Archived from the original on November 13, 2022. Retrieved November 13, 2022.

Parker, Ryan (July 7, 2012). "Drum corps play, but rain keeps them from marching in Denver". The Denver Post. Archived from the original on November 13, 2022. Retrieved November 13, 2022.
Ed, Will (July 13, 2005). "Drum and bugle corps gives perfection a twirl". The Denver Post. Archived from the original on December 18, 2022. Retrieved December 17, 2022.

Lipomi, Peter (August 1, 2016). "Teens dedicate summer to the Blue Knights". KMGH. Archived from the original on November 13, 2022. Retrieved November 13, 2022.
Parker, Ryan (July 7, 2012). "Drum corps play, but rain keeps them from marching in Denver". The Denver Post. Archived from the original on November 13, 2022. Retrieved November 13, 2022.
Ed, Will (July 13, 2005). "Drum and bugle corps gives perfection a twirl". The Denver Post. Archived from the original on December 18, 2022. Retrieved December 17, 2022.
Villalobos, Jack (October 17, 2021). "Blue Knights Announce Daniel Belcher as Executive Director". Ascend Performing Arts. Retrieved December 16, 2021.

Martin, Dallas; Arnold, Mark (2003). "Blue Knights". In Vickers, Steve (ed.). A History of Drum & Bugle Corps. Vol. 2. Drum Corps World. pp. 174–177. OCLC 54892759.