Väzby: Kaufmann, Hanna Wanda Kaufmann, Hanna Wanda Ostrowska Ostrowska, Kaufmann, Hanna Wanda
Citácia: Kaufmann, E. - Kaufmann, H. W.: The Medieval Fortress : Castles, Forts and Walled Cities of the Middle Ages, 2004 Citácia: DNB, cit. 25. 11. 2020 Citácia: Library of Congress Authorities, cit. 25. 11. 2020
