The List of Dignitaries and Officials of the Brothers of the Sword and the Teutonic Order in Livonia - Militzer, Klaus (. The @Teutonic Order in Prussia and Livonia. - Torun : Towarzystwo Naukowe w Toruniu, 2015. - 422 Seiten. - Illustrationen. - ISBN 978-83-65127-11-2, 2017)