TY  - BOOK
AU  - Spiegel,Murray R.
AU  - Lipschutz, Seymour,
TI  - Theory and problems of complex variables: with an introduction to conformal mapping and its applications 
PY  - 1964///
CY  - New York
PB  - McGraw-Hill
KW  - Functions of complex variables
KW  - Conformal mapping
N1  - Includes bibliographical references
ER  -