- ru.frwiki.wiki wiki/Ondrej_Duda
- teams.by ondrej-duda/player-188067/
- livetv.sx player/43377_ondrey_duda/719/
- terrikon.com football/players/14822
- encyclopaedia.bid википедия/Дуда,_Ондрей
- jufc.ru player/o-duda/
- bundesliga.com en/news/Bundesliga/ondrej-duda-…Hertha Berlin's Ondrej Duda is finally getting the chance to show the talent that will surely make him one of the Bundesliga's hottest performers.
- VseProSport.ru player/ondrej-duda