Preface: Special Issue Dedicated to Professor Shanzhen Lu’s 80th Birthday. Analysis in Theory and Applications, [S. l.], v. 37, n. 3, p. i-iii, 2022. DOI: 10.4208/ata.2021.v37n3.preface. Disponível em: https://global-sci.com/index.php/ata/article/view/8223. Acesso em: 6 dec. 2025.