Title: Biblio RTF Export
Author: Biblio 7.x

R. E.  Bird and Riordan, C., ?Simple Solar Spectral Model for Direct and Diffuse Irradiance on Horizontal and Tilted Planes at the Earth's Surface for Cloudless Atmospheres?, Journal of Climate and Applied Meteorology, vol. 25, no. 1, pp. 87 - 97, 1986.