TY - JOUR AU - I. R. Prodanov TI - An abstract approach to the algebraic notion of a~spectrum JO - Informatics and Automation PY - 1983 SP - 200 EP - 208 VL - 154 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1983_154_a19/ LA - ru ID - TRSPY_1983_154_a19 ER -