Egon Werle, Marta Blazek, Walter Fiehn
A. Antico, S. Platzgummer, D. Bassetti [...]
F. Fiegel, A. Buhl, H-P. Jaekel [...]
D Isenberg
JJG Hillebrand, HJ Bernelot Moens, AHL Mulder
H-P Jaekel, A Trabandt, N Grobe [...]
D J Wallace, J A Tumlin
Peter E Spronk, Pieter C Limburg, Cees GM Kallenberg
L Massardo, P Burgos, M E Martínez [...]
M López-Hoyos, R Cabeza, V M Martínez-Taboada [...]
