TY  - BOOK
AU  - Mishchenko, AS.
AU  - Efimov, Oleg
AU  - Solovyev, Yu, P.
AU  - Fomenko, AT.
TI  - Problems in differential geometry and topology
U1  - 514.2 
PY  - 1985///
CY  - Moscow
PB  - Mir
KW  - Differential geometry
KW  - Topology
ER  -