Accuracy of estimating a human-sighted visual range for short-term particulate matter concentration in Chiang Mai, Thailand. International Journal of Public Health Asia Pacific , Khon Kaen, Thailand, v. 3, n. 6, p. 46–58, 2024. DOI: 10.62992/vfg2zf31. Disponível em: https://ijphap.com/index.php/home/article/view/84.. Acesso em: 18 apr. 2025.