TY  - BOOK
AU  - Bitsadze A V
AU  -  Kalinichenko D F
TI  - Collection of problems on the equations of mathematical physics
U1  - C:(B), M0 
PY  - 1980///
CY  - Moscow
PB  - Mir Publishers        
KW  - Mathematical physics
N1  - Appendix 317-334p
ER  -