TY  - BOOK
AU  - Rybakowski, Krzysztof P
TI  - The homotopy index and partial differential equations
SN  - 3540180672
U1  - 514.24 
PY  - 1987///
CY  - Berlin
PB  - Springer-Verlag
KW  - Homotopy theory
N1  - Includes bibliography and index
ER  -