%0 Journal Article %A Phan Đìni Diêu %T Certain questions of constructive functional analysis %J Informatics and Automation %D 1970 %P 3-224 %V 114 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1970_114_a0/ %G ru %F TRSPY_1970_114_a0