%0 Journal Article %A Z. I. Evdokimova %T Operations with bases that can be obtained as the union of chains of a~basis of a~$(v)A$-operation %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1969 %P 33-39 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1969_10_a4/ %G ru %F IVM_1969_10_a4