%0 Journal Article %A M. I. Kanovich %T Complexity of complete systems of equivalent transformations in programming languages %J Doklady Akademii Nauk %D 1977 %P 273-276 %V 232 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_232_2_a2/ %G ru %F DAN_1977_232_2_a2