TY - JOUR AU - Ya. M. Chikvashvili TI - A generalization of the Ricci identity for a function of a field of arbitrary type given in a space of affine connectedness JO - Matematičeskie zametki PY - 1969 SP - 409 EP - 411 VL - 5 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1969_5_4_a1/ LA - ru ID - MZM_1969_5_4_a1 ER -