Ha, Pham T. H., Nguyen T. Hoa, and Pham T. Binh. “Simple Method to Improve the TCXDVN 306:2004 Indoor Climate Standard for Closed Office Workplaces in Vietnam”. Scientific Review Engineering and Environmental Sciences (SREES) 30, no. 1 (March 30, 2021): 117–133. Accessed May 19, 2024. https://srees.sggw.edu.pl/article/view/123.