Radar picket (English Wikipedia)

"North Warning System (NWS) Office Statement of Work" (Compressed PDF file). Buyandsell.gc.ca (in English and French). Public Services and Procurement Canada. November 2020. Archived from the original on 6 June 2021. Retrieved 6 June 2021.

defenseone.com

Weisgerber, Marcus (5 December 2015). "JLENS Supporters: Never Mind the Blimp, Save the Radar". Defense One. Archived from the original on 12 November 2023. Retrieved 19 December 2023.

Whitman, Edward C. (Winter–Spring 2002). "Cold War Curiosities: U.S. Radar Picket Submarines". Undersea Warfare. Archived from the original on 10 October 2012. Retrieved 26 January 2014., Issue 14

Polmar, Norman (April 2023). "A Bomber Without Bombs". Naval History Magazine. Retrieved 21 March 2023.

Whitman, Edward C. (Winter–Spring 2002). "Cold War Curiosities: U.S. Radar Picket Submarines". Undersea Warfare. Archived from the original on 10 October 2012. Retrieved 26 January 2014., Issue 14
"North Warning System (NWS) Office Statement of Work" (Compressed PDF file). Buyandsell.gc.ca (in English and French). Public Services and Procurement Canada. November 2020. Archived from the original on 6 June 2021. Retrieved 6 June 2021.
"Tethered Aerostat Radar System". United States Air Force. 29 March 2010. Archived from the original on 9 April 2010. Retrieved 19 December 2023.
"Aerostat Early Warning Radar - ELM-2083" (PDF). Israel Aerospace Industries. Archived from the original (PDF) on 1 December 2017. Retrieved 19 December 2023.
Weisgerber, Marcus (5 December 2015). "JLENS Supporters: Never Mind the Blimp, Save the Radar". Defense One. Archived from the original on 12 November 2023. Retrieved 19 December 2023.