TY  - GEN
AU  - Kuranishi, M
TI  - Lectures on involutive systems of partial differential equations
U1  - 517.9 
PY  - 1967///
CY  - Sao Paulo
PB  - Publ. da Sociedade de Matematica de Sao Paulo
KW  - Ecuatii diferentiale partiale
KW  - Sisteme involutive
N1  - Contine apendice si index. - Lucrare multigr
ER  -