GONG, Z. X. Research on the Coupling and Coordination of New Quality Productivity Factors and Language Skill Development Empirical Analysis Based on Grey Relational Degree Model. Advanced Electromagnetics, [S. l.], v. 15, n. 3, p. 9389–9397, 2026. DOI: 10.7716/aem.v15i3.4095. Disponível em: https://www.aemjournal.org/index.php/AEM/article/view/4095. Acesso em: 17 aug. 2026.