Sokil, B. I. “Application of Ateb-Functions to the Construction of Solutions of Some Nonlinear Partial Differential Equations”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 48, no. 2, Feb. 1996, pp. 287-8, https://umj.imath.kiev.ua/index.php/umj/article/view/5356.