TY - JOUR AU - N. D. Polyakov TI - Submanifolds in differentiable manifolds provided with differential geometric structures. VI.~$CR$-submanifolds in a~manifold of almost contact structure JO - Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara PY - 1987 SP - 23 EP - 57 VL - 19 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTG_1987_19_a1/ LA - ru ID - INTG_1987_19_a1 ER -