TY  - JOUR
AU  - Ya. L. Umanskii
TI  - The scheme of a three-dimensional Morse--Smale dynamical system without closed trajectories
JO  - Doklady Akademii Nauk
PY  - 1976
SP  - 1286
EP  - 1289
VL  - 230
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1976_230_6_a6/
LA  - ru
ID  - DAN_1976_230_6_a6
ER  -