1. Initial drop in Isc of the field test c-Si PV modules in Japan;Yoshihiro Hishikawa;3rd World Conference on Photovoltaic Energy Conversion May 11-18. 2003 Osoka, Japan,,2003
2. Ulrich Schwabe Peter Mark Jansson, “Performance Measurement of Amorphous and Monocrystalline Silicon PV Modules in Eastern U.S-Energy production versus ambient and module temperature” I2MTC 2009 - International Instrumentation and Measurement Technology Conference, Singapore, 5-7 May 2009,p.p. 1636-1641.
3. Emily S. Kopp, Vincent P. Lonij, Adria. E. Brooks, Patricia. L. Hidalgo-Gonzalez, and Alexander D. Cronin “I-V Curves and Visual Inspection of 250 PV Modules Deployed over 2 Years in Tucson” 38th IEEE Photovoltaic Specialists Conference (PVSC), , p.p. 3166-3171, 3-8 June 2012.
4. M. Hamdaoui, A. Rabhi, A. El Hajjaji, M. Rahmoun, M. Azizi “Monitoring and control of the performances for photovoltaic systems” International Renewable Energy Congress, November 5-7, 2009 - Sousse Tunisia.