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Cf. Alan Cobham, « Priority Assignment in Waiting Line Problems », Operations Research, vol. 2, no 1, , p. 70–76 (DOI10.1287/opre.2.1.70)
Cf. J. D. C. Little, « A Proof for the Queuing Formula: L = λW », Operations Research, vol. 9, no 3, , p. 383–387 (DOI10.1287/opre.9.3.383, JSTOR167570)
Cf. William S. Jewell, « A Simple Proof of: L = λW », Operations Research, vol. 15, no 6, , p. 1109–1116 (DOI10.1287/opre.15.6.1109, JSTOR168616)
(en) David George Kendall, « Stochastic Processes Occurring in the Theory of Queues and their Analysis by the Method of the Imbedded Markov Chain », The Annals of Mathematical Statistics, vol. 24, no 3, , p. 338 (DOI10.1214/aoms/1177728975, JSTOR2236285).
Cf. J. D. C. Little, « A Proof for the Queuing Formula: L = λW », Operations Research, vol. 9, no 3, , p. 383–387 (DOI10.1287/opre.9.3.383, JSTOR167570)
Cf. William S. Jewell, « A Simple Proof of: L = λW », Operations Research, vol. 15, no 6, , p. 1109–1116 (DOI10.1287/opre.15.6.1109, JSTOR168616)
(en) David George Kendall, « Stochastic Processes Occurring in the Theory of Queues and their Analysis by the Method of the Imbedded Markov Chain », The Annals of Mathematical Statistics, vol. 24, no 3, , p. 338 (DOI10.1214/aoms/1177728975, JSTOR2236285).