Kłopotek, Mieczysław. “Cyclic Bayesian Network – Markov Process Approach”. Studia Informatica. System and information technology 7, no. 1-2 (December 15, 2006): 47–55. Accessed May 5, 2024. https://czasopisma.uph.edu.pl/studiainformatica/article/view/2849.