TY - JOUR AU - V. G. Safonov AU - I. N. Safonova TI - On commutative semigroups of soluble totally $\omega$-saturated formations JO - Problemy fiziki, matematiki i tehniki PY - 2015 SP - 80 EP - 86 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PFMT_2015_4_a14/ LA - ru ID - PFMT_2015_4_a14 ER -