1. ASTM 1999 Standard Test Method for Calibration of Primary Non-Concentrator Terrestrial Photovoltaic Reference Cells Using a Tabular Spectrum ASTM E 1125-99
2. IEC 60904-3 Photovoltaic Devices Part 3: Measurement Principles for Terrestrial Photovoltaic (PV) Solar Devices with Reference Spectral Irradiance Data
3. ASTM 2005 Standard Specification for Solar Simulation for Photovoltaic Testing, ASTM E 927-05
4. IEC 60904-7 Photovoltaic Devices
5. Bruns J Gall S Wagemann HG 22nd IEEE PVSC 1991 1323 1328