Dr. Hiroki Arimura, Kyushu University, 5/96-10/96
Dr. Alvis Brazma, University of Latvia, 7/95-12/95
B.Sc. Renato Busato, University of Edinburgh, 10/94-5/95
M.Sc. Riitta Höllerer, Technical University of Munich, 9/95-12/95
B.Sc. Lorin Jurow, U.S.A., 1/95-7/95
B.Sc. David Nespoli, U.S.A., 1/96-12/96
Mag. Frédéric Prost, ENS Lyon, 6/94-8/94
M.Sc. Cheng Qi, China, 10/93-
Mr. Serge Santos, ETH Zürich, 11/93-4/94
Mr. Hannes Wettig, Univ. Köln, 4/96-
M.Sc. Wentao Ye, Taiyuan Univ. of Technology, 3/96-