Band 4). Bad Neustadt a. d. Saale 1986, . Heinrich Wagner: Würzburger Diözesan Geschichtsblätter (WDGB). Band 65, 2003 (Die Würzburger Bischöfe 741-842), S. 17–43. Alfred Wendehorst: Burchard (Nr. 14). In: Lexikon des Mittelalters (LexMA). Band 2, Artemis & Winkler, München/Zürich 1983, , Sp. 951. External links https://web.archive.org/web/20150110042227/http://www.weyer-neustadt.de/content/DesktopDefault.aspx?tabid=180 https://web.archive.org/web/20150110042227/http://www.weyer-neustadt.de/content/DesktopDefault.aspx?tabid=180 Burkard in the Frisian Chronicle 750s deaths Roman Catholic bishops of Würzburg 8th-century bishops in Bavaria Medieval German saints West Saxon saints 8th-century Christian saints Year of birth unknown