Ndogotar Nelio, Gabyi Sewore, Ngarkodje Ngarasta, and Koina Rodoumta. 2026. “Variational Analysis and Galerkin Method in Infinite Dimension: Theory, Convergence and Extension for the Poisson”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 79 (1): 197-215. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/17681.