1. Solar water heaters;Morse,1956
2. Solar water heaters for domestic and farm use;Morse;C.S.I.R.O., Engineering Section, Report E.D.,1957
3. Solar and terrestrial radiation;Angstrom;Quart. J. Roy. Met. Soc.,1924
4. Solar radiation and the duration of sunshine;Black;Quart. J. Roy. Met. Soc.,1954
5. Industrial Experimentation;Brownlee,1949