Ashyralyev, Allaberen, Charyyar Ashyralyyev, and Makhmud A. Sadybekov. 2026. “On the Stability of Difference Schemes for Elliptic Nonlocal Boundary Value Problems”. Nonlinear Analysis: Modelling and Control 31 (October): 1-19. https://doi.org/10.15388/namc.31.49073.