TY  - BOOK
AU  - Berenstein, Carlos A.,
AU  - Gay, Roger,
TI  - Complex variables: An introduction 
T2  - Graduate texts in mathematics
SN  - 0387973494
AV  - QA331.7 B47
PY  - 1991///
CY  - New York
PB  - Springer Verlag
KW  - Funciones de variable compleja
ER  -