Kuzmina, Liudmila, and Yuri Osipov. “DETERMINING THE LENGMUR COEFFICIENT OF THE FILTRATION PROBLEM”. International Journal for Computational Civil and Structural Engineering 16, no. 4 (December 28, 2020): 50–56. Accessed April 26, 2024. https://ijccse.iasv.ru/index.php/ijccse/article/view/319.