Schleicher-Tappeser, Ruggero (2013), Before 2015 a household will profitably cover half of its consumption from the roof without feeding into the grid, Interview with Solarplaza, 2014-03-25 / PDF / solarplaza.com
Schleicher-Tappeser, Ruggero (2013), Before 2015 a household will profitably cover half of its consumption from the roof without feeding into the grid, Interview with Solarplaza, 2014-03-25 / PDF / solarplaza.com