L. T. Govier and T. Lewis, Serially correlated arrivals in some queueing and inventory systems, Proc. 2nd Int. Conf. on Operational Research, pp.355-364, 1960.

L. T. Govier and T. Lewis, Stock Levels Generated by a Controlled-Variability Arrival Process, Operations Research, vol.11, issue.5, pp.693-701, 1963.
DOI : 10.1287/opre.11.5.693

D. G. Kendall, A SUMMATION FORMULA ASSOCIATED WITH FINITE TRIGONOMETRIC INTEGRALS, The Quarterly Journal of Mathematics, vol.13, issue.1, pp.172-184, 1942.
DOI : 10.1093/qmath/os-13.1.172

P. A. Moran, Numerical integration by systematic sampling, Proc. Camb. phil. Soc, pp.272-280, 1950.
DOI : 10.1093/qmath/os-13.1.172