TY  - BOOK
AU  - Hirsch, Morris W.
TI  - Differential topology
T2  - Graduate Texts in Mathematics
VL  - 33
SN  - 0-387-90148-5
PY  - 1976///
CY  - New York
PB  - Springer-Verlag
KW  - Topologia diferencial
KW  - QA613
ER  -