A Note on Product-Form Solution for Queuing Networks with Poisson Arrivals and General Service-Time Distributions with Finite Means.

Christopher L. Samelson William G. Bulgren A Note on Product-Form Solution for Queuing Networks with Poisson Arrivals and General Service-Time Distributions with Finite Means. 830-840 1982 29 J. ACM 3 http://doi.acm.org/10.1145/322326.322338 db/journals/jacm/jacm29.html#SamelsonB82