T. V. Tsekhavaya, “Properties of the intrinsically stationary stochastic processes”, Журнал Белорусского государственного университета. Математика. Информатика, no. 1, pp. 28–33, Dec. 2017, Accessed: Jul. 18, 2026. [Online]. Available: https://journals.bsu.by/index.php/mathematics/article/view/734