@article{10_4064_am_13_4_429_437,
     author = {B. Kopoci\'nski},
     title = {A transportation system viewed as a queueing system},
     journal = {Applicationes Mathematicae},
     pages = {429--437},
     publisher = {mathdoc},
     volume = {13},
     number = {4},
     year = {1972},
     doi = {10.4064/am-13-4-429-437},
     zbl = {0265.90060},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-13-4-429-437/}
}