An Error Analysis Method SPP-BEAM and a Construction Guideline of Nonconforming Finite Elements for Fourth Order Elliptic Problems. Journal of Computational Mathematics, [S. l.], v. 38, n. 1, p. 195–222, 2020. DOI: 10.4208/jcm.1811-m2018-0162. Disponível em: https://global-sci.com/index.php/JCM/article/view/12406. Acesso em: 6 dec. 2025.