Stańczyk, T.L. “Analysis of Complex Nonlinear Dynamic Systems by Means of Partial Models. Convergence of Iterative Procedures”. Engineering Transactions 41, no. 3-4 (December 31, 1993): 243–261. Accessed June 11, 2025. https://et3.ippt.pan.pl/index.php/et/article/view/1566.