European Photovoltaic Solar Energy Conference and Exhibition (32. : 2016 : München) 32nd European Photovoltaic Solar Energy Conference and Exhibition München, Germany : WIP, 2016 (2016), Seite 2670-2674 1 DVD-ROM (12 cm)
International Renewable Energy Storage Conference (7 : 2012 : Berlin) 7th International Renewable Energy Storage Conference and Exhibition Bonn : EUROSOLAR, 2012 2012, insges. 3 S. 1 CD-ROM