TY - JOUR AU - V. I. Arnautov AU - A. V. Mikhalev TI - Questions on the possibility of extending the topologies of a~ring and of a~semigroup to their semigroup ring JO - Informatics and Automation PY - 1992 SP - 22 EP - 27 VL - 193 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1992_193_a4/ LA - ru ID - TRSPY_1992_193_a4 ER -