VAN CHI DAO; TIEN DUNG LE; XUAN HA TRAN. Determination of actual characteristic curve of main ventilation fan at Quang Ninh underground coal mines using field measurement method. Vietnam Journal of Earth Sciences, [S. l.], v. 44, n. 2, p. 165–180, 2021. DOI: 10.15625/2615-9783/16761. Disponível em: https://vjs.ac.vn/index.php/jse/article/view/16761. Acesso em: 19 apr. 2024.