FIALKO , Sergiy Yu.; ZEGLEN, Filip. Preconditioned Conjugate Gradient Method for Solution of Large Finite Element Problems on CPU and GPU. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 64, n. 2, p. 26–33, 2016. DOI: 10.26636/jtit.2016.2.716. Disponível em: https://www.jtit.pl/jtit/article/view/716. Acesso em: 4 aug. 2026.