%0 Journal Article %A V. P. Dobritsa %T Structural properties of computable classes of constructive %J Algebra i logika %D 1987 %P 36-62 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1987_26_1_a2/ %G ru %F AL_1987_26_1_a2