Pilipenko, A. Y. and Prikhod’ko, Y. E. (2015) “On the Limit Behavior of a Sequence of Markov Processes Perturbed in a Neighborhood of the Singular Point”, Ukrains’kyi Matematychnyi Zhurnal, 67(4), pp. 499-516. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2000 (Accessed: 18April2024).