Barbu, Vlad Stefan, Jan Bulla, and Antonello Maruotti. “ESTIMATION OF THE STATIONARY DISTRIBUTION OF A SEMI-MARKOV CHAIN”. Journal of Reliability and Statistical Studies 5 (January 18, 2012): 15–26. Accessed April 22, 2026. https://journals.riverpublishers.com/index.php/JRSS/article/view/21949.