Litovchenko , V. A. “Classic Solutions to the Equation of Local Fluctuations of the Riesz Gravitational Fields and Their Properties ”. Ukrains’kyi Matematychnyi Zhurnal 74, no. 1 (January 24, 2022): 61 - 76. Accessed April 16, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/6879.