1. Energy management control system handbook;Payne,1984
2. The impact of demand-controlled and economizer ventilation strategies on energy use in buildings;Brandemuel;ASHRAE Trans,1999
3. Minimum outside air control method for VAV systems;Elovitz;ASHRAE Trans,1995
4. Economizer control;Krakow;ASHRAE Trans,2000
5. Leave the outdoor air damper wide open;Seem;ASHRAE J,1998