KU Leuven (3)

UGent (2)

Hogeschool Gent (1)

KBR (1)

UCLouvain (1)

book (5)

dissertation (1)

German (5)

French (1)

From

To

2004 (1)

1995 (1)

1990 (1)

1989 (1)

1978 (2)