TY  - JOUR
AU  - N. S. Sinyukov
AU  - I. N. Kurbatova
TI  - VIII All-Union scientific conference “Present-day problems of differential geometry”
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1986
VL  - 41
IS  - 2
UR  - http://geodesic.mathdoc.fr/item/RM_1986_41_2_a26/
LA  - ru
ID  - RM_1986_41_2_a26
ER  -