TY - JOUR AU - A. V. Aminova TI - Skew-orthogonal frames and some properties of parallel tensor fields on Riemannian manifolds JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1982 SP - 63 EP - 67 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1982_6_a12/ LA - ru ID - IVM_1982_6_a12 ER -