1. The cooling of rooms and surfaces;Billington;HVRA Laboratory Report 82,1973
2. The effect of intermittent heating on surface temperatures in rooms;Bloomfield;Build. Sci.,1975
3. The theory and economics of optimum start programming of heating plant;Jackson;J. Inst. Heat. Vent. Engrs,1971
4. The Mathematical Theory of Optimal Processes;Pontryagin,1964
5. Room thermal response factors;Mitalas;ASHRAE Transaction,1967