Reyes, Gonzalo E.
Kock, Anders ; Reyes, Gonzalo
Dubuc, Eduardo J. ; Zilber, Jorge G.
de Freitas Druck, Iole
Veit, A. Barbara
Yetter, David N.
Kock, Anders
Bunge, Marta ; Dubuc, Eduardo J.
Dubuc, Eduardo ; Taubin, Gabriel
Frölicher, Alfred
Mac Lane, Saunders