TRAN, Huong Thi Thu; NGUYEN, Anh Truc; VO, Cuong Quoc; DUONG, Tham My. EFL teachers’ perceived challenges of implementing service-learning in higher education. HO CHI MINH CITY OPEN UNIVERSITY JOURNAL OF SCIENCE - SOCIAL SCIENCES, [S. l.], v. 15, n. 6, p. 52–64, 2024. DOI: 10.46223/HCMCOUJS.soci.en.15.6.3428.2025. Disponível em: https://journalofscience.ou.edu.vn/index.php/soci-en/article/view/3428. Acesso em: 10 dec. 2025.