Preface: Special Issues in Honor of Professors Xiaochun Rong. Journal of Mathematical Study, [S. l.], v. 58, n. 1, p. i-i, 2025. DOI: 10.4208/jms.v58n1.25.preface. Disponível em: https://global-sci.com/index.php/jms/article/view/13490. Acesso em: 5 dec. 2025.