TY  - JOUR
AU  - Yu. B. Rudyak
TI  - On the orientability of spherical, topological and piecewise
JO  - Doklady Akademii Nauk
PY  - 1988
SP  - 1338
EP  - 1341
VL  - 298
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1988_298_6_a12/
LA  - ru
ID  - DAN_1988_298_6_a12
ER  -