Van Cleve (1969), p. 393; Érszegi e Solymosi (1981), p. 133. (EN) Thomas C. Van Cleve, The Fifth Crusade, in Kenneth M. Setton, Robert Lee Wolff e Harry Hazard, A History of the Crusades, II: The Later Crusades, 1189-1311, The University of Wisconsin Press, 1969, pp. 377-428, ISBN0-299-04844-6. (HU) Géza Érszegi e László Solymosi, Az Árpádok királysága, 1000-1301 [La Monarchia degli Arpadi, 1000-1301], in László Solymosi, Magyarország történeti kronológiája, I: a kezdetektől 1526-ig [Cronologia Storica dell'Ungheria, Volume I: Dalle Origini al 1526], Akadémiai Kiadó, 1981, pp. 79-187, ISBN963-05-2661-1.
Van Cleve (1969), p. 393. (EN) Thomas C. Van Cleve, The Fifth Crusade, in Kenneth M. Setton, Robert Lee Wolff e Harry Hazard, A History of the Crusades, II: The Later Crusades, 1189-1311, The University of Wisconsin Press, 1969, pp. 377-428, ISBN0-299-04844-6.
loc.gov
lccn.loc.gov
Cronaca di Galizia e Volinia, autunno 1233 [1234], p. 42. The Hypatian Codex II: The Galician-Volynian Chronicle, traduzione di George A. Perfecky, Wilhelm Fink Verlag, 1973, LCCN72-79463.
