Zapletal, Pavel, Maciej Kosowski, and Michal Vokurka. “UPDATING THE AERODYNAMIC RESISTANCE FOR SUBSURFACE VENTILATION”. GeoScience Engineering 65, no. 1 (March 29, 2019): 37–45. Accessed April 19, 2024. http://geoscience.cz/ojs/index.php/GSE/article/view/230.