TY - JOUR AU - O. M. Omelyan TI - On conditions of the coincidence of curvatures of the first and second types on distribution of planes JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2010 SP - 61 EP - 66 VL - 16 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2010_16_2_a6/ LA - ru ID - FPM_2010_16_2_a6 ER -