Kangro, Ilmārs, Harijs Kalis, Ērika Teirumnieka, and Edmunds Teirumnieks. “ON MATHEMATICAL MODELLING OF THE 2-D FILTRATION PROBLEM IN POROUS AXIAL SYMMETRICAL CYLINDER”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference 3 (June 15, 2017): 129–135. Accessed May 2, 2024. https://journals.ru.lv/index.php/ETR/article/view/2566.