Letter from King Béla IV of Hungary Addressed to Pope Innocent IV on November 11, 1247. Qazaq Historical Review, [S. l.], v. 2, n. 4, p. 426–448, 2024. DOI: 10.69567/3007-0236.2024.4.426.448. Disponível em: https://qhr.kz/index.php/qhr/article/view/74.. Acesso em: 21 may. 2025.