TY  - BOOK
AU  - Gromov, Mikhael
TI  - Partial differential relations
U1  - 515.353 
PY  - 1986///
CY  - Berlin
PB  - Springer-Verlag
KW  - Geometry, Differential
KW  - Differential Equations, Partial
KW  - Immersions (Mathematics)
ER  -