Rezunenko, Vijacheslav O. “Potentials of a Spherical Segment and Electrostatic Charge in the Presence a Cone and Sectional Sphere”. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics0, no. 1030 (November 19, 2012): 25-37. Accessed April 27, 2024. https://periodicals.karazin.ua/mech_math/article/view/13160.