@article{SchwarzerSilva2010,
  author    = {Klemens Schwarzer and Maria Eug{\^e}nia Vieira da Silva},
  title     = {Solar cooking system with or without heat storage for families and institutions},
  journal   = {Solar energy. 75 (2003), H. 1},
  pages     = {34 -- 41},
  year      = {2010},
}