https://www.oryxspioenkop.com/2022/03/list-of-aircraft-losses-during-2022.html
https://euromaidanpress.com/2025/11/22/ukrainian-drone-strikes-russian-mi-8-helicopter-deep-inside-rostov-oblast/
https://kyivindependent.com/ukraine-war-latest-ukraine-downs-russian-mi-8-helicopter-with-deep-strike-drone-for-first-time-military-claims/
https://english.nv.ua/nation/what-is-the-current-range-of-fpv-drones-50507793.html
https://www.armyrecognition.com/news/aerospace-news/2025/ukrainian-fp-1-deep-strike-drone-downs-russian-mi-8-helicopter-marking-new-era-in-drone-warfare
https://t.me/ukr_sof/2265
https://english.nv.ua/nation/ukraine-fields-the-low-cost-fp-1-long-range-drone-nv-discloses-the-uav-specs-50559428.html
https://www.idga.org/command-and-control/articles/loitering-munitions-101-what-they-are-why-they-matter
https://www.armyrecognition.com/focus-analysis-conflicts/army/conflicts-in-the-world/russia-ukraine-war-2022/ukraine-may-have-used-its-new-fp-1-deep-strike-drone-against-russia-weeks-before-publicly-acknowledging-its-existence
https://www.defensenews.com/unmanned/2025/10/31/launched-in-the-shadows-ukraines-long-range-drones-rattle-russia/
https://www.themoscowtimes.com/2025/10/08/have-ukrainian-drones-really-knocked-out-38-of-russias-oil-refining-capacity-a90756
https://defencesecurityasia.com/en/from-coffins-to-killers-how-russian-attack-helicopters-became-ukraines-worst-nightmare/
https://www.flightglobal.com/helicopters/russia-lost-over-100-attack-helicopters-in-first-two-years-of-ukraine-war-study-suggests/161968.article
https://index.minfin.com.ua/en/russian-invading/casualties/
https://en.defence-ua.com/news/6_million_russian_mi_8_helicopter_was_destroyed_by_ukrainian_fpv_drone-15981.html#:~:text=The%20cost%20of%20a%20single,Ukraine's%20approach%20to%20modern%20warfare
https://united24media.com/latest-news/fp-1-vs-shahed-ukraine-ramps-up-production-of-low-cost-long-range-drones-10973
https://www.youtube.com/watch?v=q7dty1wspdk