Valeyev, K.G. and Dzhalladova, I.A. (2002) “Optimization of Nonlinear Systems of Stochastic Difference Equations”, Ukrains’kyi Matematychnyi Zhurnal, 54(1), pp. 3–14. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/4035 (Accessed: 6 December 2025).