TY  - BOOK
AU  - Biler, Pietr and Witkowski, Alfred
AU  - Witkowski, Alfred ; jt. auth.
TI  - Problems in mathematical analysis
T2  - Pure and Applied Mathematics, Marcel Dekker
U1  - 515.1 
PY  - 1990///
CY  - New York
PB  - Marcel Dekker
ER  -