Szántó, R. (2004) „The structure of the estate : the society and political institutions of Derbyshire in the late fourteenth and first half of the fifteenth century”, Chronica, 4, o. 118–121. Elérhető: https://americanaejournal.hu/index.php/chronica/article/view/10682 (Elérés: 24 április 2025).