TY  - BOOK
AU  - Lavrentiev
AU  - Romanov
AU  - Vasiliev
TI  - Multidimensional Inverse Problems For Differential Equations			
SN  - 3340052828
U1  - 517.38 
PY  - 1970///
CY  - New York
PB  - Spinger verlag
ER  -