2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC) : 5-10 June 2016
2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC) : 14 - 19 June 2015, New Orleans, LA
2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) : part 2 : 16-21 June 2013