On Fatou Type Convergence of Convolution Type Double Singular Integral Operators. Analysis in Theory and Applications, [S. l.], v. 31, n. 3, p. 307–320, 2017. DOI: 10.4208/ata.2015.v31.n3.8. Disponível em: https://global-sci.com/index.php/ata/article/view/8066. Acesso em: 6 dec. 2025.