Galanin, M., and E. Savenkov. “Fedorenko Finite Superelement Method As Special Galerkin Approximation”. Mathematical Modelling and Analysis 7, no. 1 (June 30, 2002): 41-50. Accessed November 25, 2024. https://gc.vgtu.lt/index.php/MMA/article/view/9827.