%0 Journal Article %A V. N. Aleksyuk %T Two theorems on the existence of a~quasi-basis of a~family of quasi-measures %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1968 %P 11-18 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1968_6_a1/ %G ru %F IVM_1968_6_a1