TY  - BOOK
AU  - Lourdaux,W.
AU  - Verhelst,D.
ED  - "The Concept of heresy in the Middle Ages" : International conference
ED  - "The Concept of heresy in the Middle Ages" : International conference
TI  - The Concept of heresy in the Middle Ages, (11th-13th c.): proceedings of the international conference, Louvain, May 13-16, 1973
SN  - 90-6186-043-1
PY  - 1983///
CY  - Leuven
PB  - Leuven University Press
ER  -