@inproceedings{Schwarzer2013,
  author    = {Klemens Schwarzer},
  title     = {A new kind of efficient solar cookers with and without temporary heat storage},
  booktitle = {Advances in solar cooking : proceedings of the First World Conference on Solar Cooking, Stockton, California, USA, June 19 - 20, 1992 / ed. by Edwin Pejack},
  pages     = {107 -- 112},
  year      = {2013},
}