@article{SchwarzerdaSilvaHoffschmidtetal.2009,
  author    = {Schwarzer, Klemens and da Silva, Vieira E. and Hoffschmidt, Bernhard and Schwarzer, T.},
  title     = {A new solar desalination system with heat recovery for decentralised drinking water production},
  series = {Desalination. 248 (2009), H. 1-3},
  journal   = {Desalination. 248 (2009), H. 1-3},
  publisher = {Elsevier},
  address   = {Amsterdam},
  isbn      = {0011-9164},
  pages     = {204 -- 211},
  year      = {2009},
  language  = {en}
}
@article{GoettscheSchwarzerRoetheretal.2009,
  author    = {G{\"o}ttsche, Joachim and Schwarzer, Klemens and R{\"o}ther, S. and Jellinghaus, Sabine},
  title     = {Efficient daylighting, heating and shading with rooflight heliostats},
  series = {Conference Internationale Energie Solaire et Batiment},
  journal   = {Conference Internationale Energie Solaire et Batiment},
  publisher = {EPFL},
  address   = {Lausanne},
  pages     = {243 -- 248},
  year      = {2009},
  language  = {en}
}