1. The solar era, part 3—solar radiation: some implications and adaptations;Hay;Mech. Engng,1972
2. Longwave radiation from clear skies;Swinbank;Quart. J. Roy. Met. Soc.,1963
3. Thermal radiation from the atmosphere;Idso;J. Geophys. Res.,1969
4. Day-time long-wave radiation from the sky;Paltridge;Quart. J. Roy. Met. Soc.,1970
5. Systematic deviations of clear sky atmospheric thermal radiation from predictions of empirical formulae;Idso;Quart. J. Roy. Met. Soc.,1972