Félix-André, A.
[Author];
Billen, Claire
[Author];
Cockshaw, Pierre
[Author];
Devroey, Jean-Pierre
[Author];
Depoortere, R.
[Author];
Dierkens, Alain
[Author];
Duvosquel, Jean-Marie
[Author];
Galland, M.
[Author];
Gotovitch, José
[Author];
Graffart, A.
[Author];
Gubin, Eliane
[Author];
Heirwegh, Jean-Jacques
[Author];
Helvetius, A.-M
[Author];
Jaumain, Serge
[Author];
Kurgan-Van Hentenryk, Ginette
[Author];
Lefèvre, P.
[Author];
Morsa, Denis
[Author];
Mosselmans, N.
[Author];
Puissant, Jean
[Author];
Somerhausen, Chr
[Author];
Uyttebrouck, André
[Author];
Wellens, Robert
[Author];
Wellens-De Donder, Liliane
[Author]