By Christopher R. Kitchin
By A. Zembsch, T. Rand, T. Bindeus, P. Ritschl, M. Kaderk
By J.E. Herzenberg, Dror Paley
By Dror Paley, J. E. Herzenberg
By David Sutton, Jeremy W.R. Young
By Helen Forgasz, Ferdinand Rivera
By Jean-Pierre Lepoittevin, Peter J. Frosch, Christophe J. Coz
By Konrad Dettner, Gerhard Bauer, Wolfgang Volkl
By Professor Dr. Y. P. S. Bajaj
By Gaston Vettorazzi, Ian MacDonald
By John Dobbing
By Paul van Loon
By Josef Haunschmied, Vladimir M. Veliov, Stefan Wrzaczek
By G. Gandolfo
By Bernhard Felderer, Stefan Homburg
By Christian Ludwig, Stefanie Hellweg, Samuel Stucki
By Gerald North
By John Cowell
By E. Pretsch, Philippe Buhlmann, C. Affolter, P. Buehlmann
By Gennady V. Korolyov, Michael Mogilevich
By Lambert Brandsma, S.F. Vasilevsky (Russian Academy of Science, Novosibirsk, Russia), H.D. Verkruijsse (University of Utrecht, The Netherlands)
By Kurt Faber
By R. W. Hoffmann
By Bernd Neidhart, W. Wegscheider
By Jiro Tsuji
By J. Jost (Max Planck Institute for Mathematics in Science, Leipzig, Germany)
By Edwin F Beckenbach, R Bellman
By Manfred Binder, Martin Janicke, Ulrich Petschow
By K. Bandhauer, G. Bartsch, D. M. De Kretser, A. Eshkol, J. Frick