P. Babilua, E. Nadaraya, and G. A. Sokhadze, “On a measure of integral square deviation with generalized weight for the Rosenblatt–Parzen probability density estimator”, Ukr. Mat. Zhurn., vol. 62, no. 4, pp. 514–535, Apr. 2010, Accessed: Feb. 16, 2026. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/2885