[1]
K. Banaś and M. F. Wheeler, “Preconditioning GMRES for discontinuous Galerkin approximations”, Comp. Assist. Methods Eng. Sci., vol. 11, no. 1, pp. 47–62, Mar. 2004, Accessed: Aug. 27, 2026. [Online]. Available: http://cames.ippt.gov.pl/index.php/cames/article/view/1043