Štikonienė, Olga, and Mifodijus Sapagovas. “Alternating Direction Implicit Method for Poisson Equation With Integral Conditions”. Mathematical Modelling and Analysis 28, no. 4 (October 20, 2023): 715–734. Accessed January 6, 2025. https://mla.vgtu.lt/index.php/MMA/article/view/18029.