TY  - BOOK
AU  - Petrovskii,Ivan Georgievich
TI  - Lectures in partial differential equations
PY  - 1954///
CY  - New York: 
PB  - Interscience publ., 
KW  - ECUACIONES DIFERENCIALES PARCIALES
KW  - CAUCHY PROBLEM
KW  - INIST
KW  - LORENTZ TRANSFORMATIONS
ER  -