- toppeoples.ru ronald-kuman/
- barcamania.com ronald-kuman-udar
- FB.ru article/231058/ronald-kuman-biografiya-foto
- futbin.com 24/player/18946/ronald-koeman
- laminarts.ru ronald/kuman/trener/
- footballclassic.ru igroki/ronald-kuman/
- championat.com football/article-5626110-prichiny-…
- sports.ru tribuna/blogs/barca_info/437618.html
- photosota.club 15726-ronald-kuman-futbolist-63-…
- commons.wikimedia.org wiki/Category:Ronald_Koeman