Masyutka, O.Yu., M.P. Moklyachuk, and M.I. Sidei. “Filtering of Multidimensional Stationary Sequences With Missing Observations”. Carpathian Mathematical Publications 11, no. 2 (December 31, 2019): 361–378. Accessed May 24, 2024. https://journals.pnu.edu.ua/index.php/cmp/article/view/2115.