BratiichukN. S. “To the Problem of Canonical Factorization for Markov Additive Processes”. Ukrains’kyi Matematychnyi Zhurnal 47, no. 7 (July 25, 1995): 869–875. Accessed November 24, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/5481.