Study the Influence of Nonlocal Boundary Condition on the Difference Eigenvalue Problem for Elliptic Partial Differential Equation. Jour. Inform. Math. Sci. [Internet]. 2020 Sep. 30 [cited 2026 May 20];12(3):209-22. Available from: https://rgnpublications.com/journals/index.php/jims/article/view/1408