Valishin, Nail, and Sergey Moiseev. “A Method of V-Function: Ultimate Solution to the Direct and Inverse Problems of Dynamics for a Hydrogen-Like Atom”. Eastern-European Journal of Enterprise Technologies 4, no. 5 (88) (August 30, 2017): 23–32. Accessed November 24, 2024. https://journals.uran.ua/eejet/article/view/108831.