NGUYEN , V. T.; TRAN, V. H.; NGUYEN, T. M. T.; NGUYEN , M. P.; NGUYEN, V. H. Research on Improving the Working Efficiency of the Group Installation of Outdoor Units of the VRF Air Conditioning System . Journal of Technical Education Science, [S. l.], v. 17, n. Special Issue 03, p. 33–41, 2022. DOI: 10.54644/jte.72B.2022.1265. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/1265. Acesso em: 7 apr. 2026.