1) 例えば, Heyman, D. P. and Sobel, M. J. (eds.): Stochastic Models, Handbooks in Operations Research and Management Science, Vol. 2, North-Holland, 1990.
2) 例えば, 三根久, 河合一: 信頼性・保全性の数理, 朝倉書店, 1982.
3) Scarf, H.: The optimality of (S, s) policies in the dynamic inventory problem, In: Arrow, K. J., Karlin, S., and Suppes, P. (eds.): Mathematical Methods in the Social Sciences, pp. 196-202, Stanford University Press, 1960.
4) Constantinides, G. and Richard, S.: Existence of optimal simple policies for discounted-cost inventory and cash management in continuous time, Operations Research, Vol. 26, pp. 620-636, 1978.
5) Sulem, A.: A solvable one-dimensional model of a diffusion inventory system, Mathematical Operations Research, Vol. 11, pp. 125-133, 1986.