TY  - BOOK
AU  - Oleinik O A, 
AU  - Yosifan G A, 
TI  - Selected works
SN  - 2-88124-980-9
U1  - 515.353 
PY  - 1996///
CY  - New Delhi
PB  - Gordon and Breach
KW  - Differential equations
KW  - Partial differential equations
ER  -