Bürgstein, Hartmut; Hesselink, Wim H.
Dwork, B.
Ryan, John
Catanese, F.
Behnke, Kurt; Knörrer, Horst
Hellekalek, Peter
Brindza, B.
Schechtman, Gideon
Muñoz Porras, J. Ma; Sancho de Salas, J. B.
Alessandrini, Lucia; Andreatta, Marco
Guillén, F.
Laurent, Y.; Schapira, P.
Silverman, Joseph H.
Liardet, Pierre
Clauwens, F. J.-B. J.
Lanteri, Antonio; Struppa, Daniele
Buium, Alexandru
Hilton, Peter; Roitberg, Joseph
Muñoz Porras, José M.