1. , , , , , , , , , , , and , ‘Results of the PEP'93 intercomparison of reference cell calibrations and newer technology performance measurements’, Proc. 25th IEEE PVSC, pp. 1263-1266 (1996).
2. , , , , , , , , , , , , , and . ‘The World Photovoltaic Scale: an international reference cell calibration program’, Proc. 26th IEEE PVSC, pp. 1209-1212 (1997).
3. , , , , , , , , , , , , , , and . ‘The results of the PEP'93 intercomparison of reference cell calibrations and newer technology performance measurements: Final report’, National Renewable Energy Laboratory Tech. Rep. NREL/TP-520-23477 (1998) (available from the U.S. National Technical Information Service).
4. Japanese Standards Association, ‘Secondary reference crystalline solar cells’, Japanese Industrial Standard JIS C 8911-1989 (1989).
5. ASTM, ‘Standard specification of physical characteristics of nonconcentrator terrestrial photovoltaic reference cells’, ASTM Standard E 1040, ASTM 1998 Annual Book of Standards 12.02, West Conshohocken, PA (1998).