1. Solar cell spectral response measurement errors related to spectral band width and chopped light waveform;Field,1997
2. Two blackbody radiometers of high accuracy;Kendall;Applied Optics,1970
3. Active cavity radiometer type V;Willson;Applied Optics,1980
4. Absolute accuracy and repeatability of the RMIB radiometers for TSI measurements;Mekaoui;Solar Physics,2004
5. Absolute radiometers (PMO6) and their experimental characterization;Brusa;Applied Optics,1986