TY - JOUR AU - A. A. Nazarov AU - S. V. Paul AU - O. D. Lizyura TI - Heavy outgoing call asymptotics for $\mathrm{MMPP|M|1}$ retrial queue with~two way communication and multiple types of outgoing calls JO - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics PY - 2021 SP - 111 EP - 124 VL - 21 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ISU_2021_21_1_a9/ LA - ru ID - ISU_2021_21_1_a9 ER -