1.
Almeida Pereira OJB, Moitinho de Almeida JP. Adaptive refinement for a local error bound based on duality. Comp. Assist. Methods Eng. Sci. 2003;10(4):565-574. Accessed May 8, 2026. http://cames.ippt.gov.pl/index.php/cames/article/view/1065