1. Automatically controlled natural ventilation;Bruce;Farm Building Progress,1979
2. Ventilation and free area of openings on the exterior of dwellings;Jardinier;Cahiers Techniques du Bâtiment (France),1980
3. Ventilation research in occupied houses;Dick;Journal of the Institute of Heating and Ventilating Engineers,1951
4. The neutral zone in ventilation;Emswiler;American Society of Heating and Ventilating Engineers,1926