CHENGLIN, B.; JINLIN, L. .; LIUYAN, Y.; ZHIYAO, . B. An Empirical Study on the Relationship between Language Proficiency and Economic Income of Chinese and Vietnamese Border Residents: A Case Study of Dongxing City, Guangxi Province. JOURNAL OF ADVANCES IN LINGUISTICS, [S. l.], v. 11, p. 1–18, 2020. DOI: 10.24297/jal.v11i.8551. Disponível em: https://rajpub.com/index.php/jal/article/view/8551. Acesso em: 16 apr. 2024.