1. Studies on the weighting functions of thermal storage water tanks, Part I. (Japanese);Nakajima;Trans. Jap. Arch. Soc.,1972
2. Studies on the weighting functions of thermal storage water Tanks, Part II. (Japanese);Nakajima;Trans. Jap. Arch. Soc.,1972
3. Design and performance of thermal storage water tanks;Nakajima,1975
4. Stratification in solar water heater storage tanks;Davis,1975
5. A hot liquid energy storage system utilizing natural circulation;Phillips,1974