Zhuk, Anastasia I., and Helena N. Zashchuk. “On Associated Solutions of the System of Non-Autonomous Differential Equations in the Lebesgue Spaces”. Journal of the Belarusian State University. Mathematics and Informatics, no. 1, Apr. 2022, pp. 6-13, https://doi.org/10.33581/2520-6508-2022-1-6-13.