@article{ZNSL_1979_87_a10,
     author = {L. Szeidl},
     title = {On continuity of queueing systems with refusals},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {125--142},
     publisher = {mathdoc},
     volume = {87},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1979_87_a10/}
}