1
by Berenstein, Carlos A., Gay, Roger
Published 1995
Springer New York

2
by Berenstein, Carlos A., Gay, Roger
Published 1991
Springer New York

3
by Berenstein, Carlos A., Vidras, Alekos, Gay, Roger, Yger, Alain
Published 1993
Birkhäuser Basel

4
by Amar, Eric
Published 1984
Springer
Other Authors: '; ...Gay, Roger...