TY - JOUR AU - S. V. Uspenskii TI - Properties of $W_p^r$ classes with a fractional derivative on differentiable manifolds JO - Doklady Akademii Nauk PY - 1960 SP - 60 EP - 62 VL - 132 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1960_132_1_a13/ LA - ru ID - DAN_1960_132_1_a13 ER -