1
Published: Bruxelles : Editions du centre d'etudes et de documentation, 1994
Serial
2
Published: Bruxelles : Editions du centre d'etudes et de documentation, 1993
Serial
3
Published: Köln : Rom e.V, 1993
Book
4
Published: Simpelveld-Bocholtz : Heemkundevereniging de Bongard, 2020
Book
5
Book
6
Book
7
Book
8
Book