Papal Indulgences During the Era of the Great Western Schism (1378-1417) and the Cultural Foundation of their Reception in Central Europe - Hrdina, Jan (. Processes of cultural exchange in Central Europe, 1200 - 1800. - Opava : European Social Fund, Silesian Univ., 2014. - 431 Seiten. - Karten. - ISBN 80-7510-128-6, 2014)