First and Second Derivative Estimators for Closed Jackson-Like Queueing Networks Using Perturbation Analysis Techniques

[A51]Bao, G., Cassandras, C.G., and Zazanis, M.,
First and Second Derivative Estimators for Closed Jackson-Like Queueing Networks Using Perturbation Analysis Techniques J. of Discrete Event Dynamic Systems Vol. 7, 1, pp. 29-67, 1997.