International career
Srbijafudbal - Kickin' & Sizzlin'
http://www.srbijafudbal.net/radnicki_kragujevac/kostic_f.htm
Club career
Busy summer fuels expectations for Hamburg | DW | 18.08.2016
http://www.dw.com/en/busy-summer-fuels-expectations-for-hamburg/a-19485254Filip Kosti� debitovao za Groningen
http://www.b92.net/sport/fudbal/vesti.php?yyyy=2012&mm=10&dd=21&nav_id=653735Kostić srušio PSV!
https://web.archive.org/web/20141217193544/http://www.sportske.net/vest/medjunarodni-fudbal/kostic-srusio-psv-150460.htmlNot Found
http://www.sportske.net/vest/medjunarodni-fudbal/kostic-srusio-psv-150460.htmlŽivković strelac, Kostić asistent
https://web.archive.org/web/20141217192531/http://www.sportske.net/vest/medjunarodni-fudbal/zivkovic-strelac-kostic-asistent-139743.htmlNot Found
http://www.sportske.net/vest/medjunarodni-fudbal/zivkovic-strelac-kostic-asistent-139743.htmlKostić asistirao, Groningen do boda
https://web.archive.org/web/20141217193807/http://www.sportske.net/vest/medjunarodni-fudbal/kostic-asistirao-groningen-do-boda-142598.htmlNot Found
http://www.sportske.net/vest/medjunarodni-fudbal/kostic-asistirao-groningen-do-boda-142598.htmlWayback Machine - Wikipedia
https://en.wikipedia.org/wiki/Wayback_MachineSPORTAL.RS tim 24. kola JSL - Vojvodina - Srpski fudbal - Sportal.rs
https://web.archive.org/web/20120510203338/http://www.sportal.rs/news.php?news=72199404 Not Found
http://www.sportal.rs/news.php?news=72199Serbia - F. Kostić - Profile with news, career statistics and history - Soccerway
https://int.soccerway.com/players/filip-kosti/145254/