V. F. Babenko and N. V. Parfinovych, “Estimation of the uniform norm of one-dimensional Riesz potential of a partial derivative of a function with bounded Laplacian”, Ukr. Mat. Zhurn., vol. 68, no. 7, pp. 867–878, Jul. 2016, Accessed: Feb. 01, 2026. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/1887