@inproceedings{GoettscheSchwarzerRoetheretal.2013, author = {Joachim G{\"o}ttsche and Klemens Schwarzer and Sascha R{\"o}ther and Sabine Jellinghaus and G. Helten and R. Wittmann}, title = {Efficient daylighting, heating and shading with rooflight heliostats}, booktitle = {Renewables in a changing climate : from Nano to Urban Scale : CISBAT 2009 : 2-3 September 2009, EPFL, Lausanne, Switzerland : proceedings}, pages = {243 -- 246}, year = {2013}, }