The Sukhoi Su-57 completed combat operations over Ukraine
The Russian Air Force has reportedly used four of its new Sukhoi Su-57, fifth-generation fighter jets, to carry out attacks against Ukrainian air defense system
The curious case of Russia's missing air force
Ukraine will finally get F-16 fighter jets, but the big impacts may take years to be seen - ABC News
Let's Unveil the Magnificence of the First Russian Stealth Fighter Su-57 Felon, by Prajesh Majumdar
Is Russia's Su-75 'Checkmate' Aircraft a Case of Vapor Marketing? - Defense One
Sukhoi Su-57 - Smartencyclopedia
Engineering:Sukhoi Su-57 - HandWiki
Possible Su-57 observed on Ukraine bombing mission
Sukhoi Su-57 (Russian Edition): Gordon, Yefim: 9781910809938: : Books
Sukhoi Su-57 - Wikipedia
Russian Su-57 fighter performed well in combat in Ukraine
