TY - JOUR AU - D. V. Solomatin TI - Ordinal sums of rectangular semigroups with outerplanar Cayley graphs and their generalizations JO - Trudy Instituta matematiki i mehaniki PY - 2024 SP - 251 EP - 264 VL - 30 IS - 4 UR - http://geodesic.mathdoc.fr/item/TIMM_2024_30_4_a19/ LA - ru ID - TIMM_2024_30_4_a19 ER -