XINGE, Peng. Analysis of the Factors of Service Economic Development. American Journal of Social and Humanitarian Research, [S. l.], v. 3, n. 7, p. 21–24, 2022. DOI: 10.31150/ajshr.v3i7.1294. Disponível em: https://globalresearchnetwork.us/index.php/ajshr/article/view/1294. Acesso em: 2 jul. 2025.