https://www.youtube.com/watch?v=5-J0_DUKjGw
https://www.youtube.com/watch?v=N4rLz4cb9kw
https://militarnyi.com/en/articles/spartan-in-the-service-with-the-ukrainian-military/
https://militarnyi.com/en/news/ukrainian-volunteers-purchased-101-armored-vehicles-for-the-armed-forces-of-ukraine/
https://en.defence-ua.com/weapon_and_tech/characteristics_of_the_fv103_spartan_tankettes_and_in_how_they_can_help_ukrainian_army-3569.html
https://en.wikipedia.org/wiki/FV103_Spartan
https://www.truppendienst.com/themen/beitraege/artikel/power-on-rubber-tracks/
https://www.oryxspioenkop.com/2022/02/attack-on-europe-documenting-ukrainian.html
https://united24media.com/latest-news/too-little-too-late-uk-declines-to-send-old-warrior-ifvs-to-ukraine-10135
https://en.defence-ua.com/industries/us_made_75_m1_abrams_per_month_in_the_1980s_now_12_is_the_limit-8621.html
https://www.congress.gov/crs_external_products/IF/PDF/IF12495/IF12495.11.pdf