On a Class of Nonlinear Elliptic Problems Involving the $α(z)$-Biharmonic Operator with an $l(z)$-Hardy Term. JNMA [Internet]. 2025 Sept. 15 [cited 2026 Mar. 15];7(5):1870-85. Available from: https://gsp.tricubic.dev/jnma/article/view/23071