@article{10_4064_am_18_3_343_350,
     author = {R. Szekli},
     title = {Little's formula for work-conserving normal {G/G/1} queues in series},
     journal = {Applicationes Mathematicae},
     pages = {343--350},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {1983},
     doi = {10.4064/am-18-3-343-350},
     zbl = {0561.60096},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-18-3-343-350/}
}