- IV. Béla és István ifjabb király viszálya az 1260-as években (A Family Affair - The Conflict of Béla IV and Junior King Stephen in the 1260s); História - MTA Történettudományi Intézete, 2007, Budapest; . 13th-century births 1262 deaths Year of birth unknown Olgovichi family Princes of Chernigov Princes of Halych 13th-century Bulgarian monarchs History of Vidin Bans of Croatia Dukes of Macsó 13th century in Serbia Eastern Orthodox monarchs People from Vidin Princes of Novgorod