Čiegis, Raimondas, and Natalija Tumanova. “On Construction and Analysis of Finite Difference Schemes for Pseudoparabolic Problems With Nonlocal Boundary Conditions”. Mathematical Modelling and Analysis 19, no. 2 (April 15, 2014): 281-297. Accessed March 10, 2025. https://jbem.vilniustech.lt/index.php/MMA/article/view/3290.