Ulmenschneider, Helgard.
Tucher, Hans VI..
Die deutsche Literatur des Mittelalters. Verfasserlexikon.
(9)
Sp. 1127-1132,
Berlin/New York,
Year
Berlin/New York.
Kedar, Benjamin Z..
Reflections on maps, Crusading, and logistics.
Logistics of Warfare in the Age of the Crusades. Proceedings of a Workshop held at the Centre for Medieval Studies, University of Sidney, 30 September to 4 October 2002.
editor(s) Pryor, John H..
159-183, 305-341,
Burlington,
Year
2006.
Gautier Dalché, Patrick.
Cartes de Terre Sainte, cartes de pèlerins.
Fra Roma e Gerusalemme nel Medioevo: Paesaggie umani ed ambientali del pellegrinaggio meridionale. Atti del Congresso Internazionale di Studi (26-29 Ottobre 2001).
editor(s) Oldoni, Massimo.
(3)
573-612,
Salerno,
Year
2005.
Woodward, David and Howe, Herbert M..
Roger Bacon on geography and cartography.
Roger Bacon and the Sciences. Commemorative Essays.
editor(s) Hackett, Jeremiah.
Studien und Texte zur Geistesgeschichte des Mittelalters 57,
199-222,
Leiden, New York, Köln,
Year
1997.
Riley-Smith, Jonathan.
Johaniter.
Lexikon des Mittelalters.
(5)
Sp. 613-616,
München, Zürich,
Year
1991.
Wendehorst, Alfred.
Johannes von Würzburg I.
Die deutsche Literatur des Mittelalters. Verfasserlexikon.
( 4)
Sp. 822-824,
Berlin, New York,
Year
1983.
Worstbrock, Franz Josef.
Albert von Aachen .
Die deutsche Literatur des Mittelalters. Verfasserlexikon.
(1)
Sp. 111-114,
Berlin, New York,
Year
1978.