Badajena, A. K., and R. Kar. “Existence of a Weak Solution for a Class of Nonlinear Elliptic Equations on the Sierpiński Gasket”. Ukrains’kyi Matematychnyi Zhurnal 74, no. 10 (November 27, 2022): 1317–1327. Accessed April 16, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/6248.