SokilB. I. “On the Application of Ateb-Functions to the Construction of a Solution of a Nonlinear Klein-Gordon Equation”. Ukrains’kyi Matematychnyi Zhurnal 49, no. 6 (June 25, 1997): 872–877. Accessed July 27, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/5076.