Sokolov, N. V. “Generalization of the Prokhorov Multidimensional Analog of the Chebyshev Inequality”. Ukrains’kyi Matematychnyi Zhurnal 58, no. 4 (April 25, 2006): 573–576. Accessed May 6, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/3476.