@article{RO_1979__13_2_185_0,
     author = {Gupta, U. K.},
     title = {A discrete time queueing system with departures having random memory},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {185--198},
     publisher = {EDP-Sciences},
     volume = {13},
     number = {2},
     year = {1979},
     mrnumber = {535206},
     zbl = {0396.60093},
     language = {en},
     url = {http://archive.numdam.org/item/RO_1979__13_2_185_0/}
}