Golichenko, I. I., and M. P. Moklyachuk. “Filtering Problem for Periodically Correlated Stochastic Sequences With Missing Observations”. Bulletin of Taras Shevchenko National University of Kyiv. Physical and Mathematical Sciences, no. 2 (December 23, 2023): 30–43. Accessed April 15, 2024. https://bphm.knu.ua/index.php/bphm/article/view/385.