TY - JOUR AU - V. A. Rokhlin TI - Two-dimensional submanifolds of four-dimensional manifolds JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1971 SP - 48 EP - 60 VL - 5 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1971_5_1_a5/ LA - ru ID - FAA_1971_5_1_a5 ER -