TY - JOUR AU - S. V. Yablonskii TI - Functional constructions in a $k$-valued logic JO - Informatics and Automation PY - 1958 SP - 5 EP - 142 VL - 51 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1958_51_a1/ LA - ru ID - TRSPY_1958_51_a1 ER -