1. Laws of Hong Kong;Hong Kong Government;Building (Ventilating Systems) Regulations,1992
2. Enclosed Vehicular Facilities;American Society of Heating;Refrigerating and Air-Conditioning Engineers HVAC Applications,1995
3. The Institution of Heating and Ventilating Engineers, IHVE Guide B2 Ventilation and Air Conditioning Requirements.
4. British Standards Institution, Street Lighting BS 5489, 1992 edn.