@article{FPM_2018_22_3_a3,
     author = {G. A. Zverkina},
     title = {On some extended {Erlang--Sevastyanov} queueing system and its convergence rate},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {57--82},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2018_22_3_a3/}
}