1. Silicon solar cells with reduced temperature sensitivity;Green;Electron. Lett.,1982
2. Calibration of solar cells by the reference cell method-the spectral mismatch problem;Seaman;Sol. Energy,1982
3. Simple solar spectral model for direct and diffuse irradiance on horizontal and tilted planes at the earth's surface for cloudless atmospheres;Bird;SERI/TR-215-2436,1984