Author's Hildegardis Causae et curae edidit P. Kaiser.
Her Hildegard of Bingen's book of divine works, 1987 CIP t.p. (Hildegard of Bingen)
Her Le livre des subtilités des créatures divines, c1988 t.p. (Hildegarde de Bingen)
Hildegard von Bingen, 1994 p. 13 (Hildegard von Vermersheim, Geburtsname)
Wikipedia, 13 April 2016 (Hildegard of Bingen; Saint Hildegard; Sybil of the Rhine; German Benedictine Abbess, writer, composer, philosopher, Christian mystic, visionary, and polymath; elected magistra in 1136; founded the monasteries of Rupertsberg in 1150 and Eibingen in 1165; born 1098 in Bermersheim vor der Höhe, County Palatine of the Rhine, Holy Roman Empire; died 17 September 1179 in Bingen am Rhein, County Palatine of the Rhine, Holy Roman Empire)