%0 Journal Article %A Ya. M. Chikvashvili %T A generalization of the Ricci identity for a function of a field of arbitrary type given in a space of affine connectedness %J Matematičeskie zametki %D 1969 %P 409-411 %V 5 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1969_5_4_a1/ %G ru %F MZM_1969_5_4_a1