%0 Journal Article %A V. I. Rybakov %T Certain cases of the reduction of the study of weakly integrable functions to the study of Pettis-integrable functions %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1975 %P 98-101 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1975_11_a12/ %G ru %F IVM_1975_11_a12