Štikonienė, Olga, and Mifodijus Sapagovas. 2010. “Numerical Investigation of Alternating-Direction Method for Poisson Equation With Weighted Integral Conditions”. Lietuvos Matematikos Rinkinys 51 (proc. LMS): 385-90. https://doi.org/10.15388/LMR.2010.14665.