@article{GoettscheGoetzbergerDengleretal.2011,
  author    = {Joachim G{\"o}ttsche and Adolf Goetzberger and J. Dengler and M. (u.a.) Rommel},
  title     = {A new transparently insulated, bifacially irradiated solar flat-plate collector / A. Goetzberger ; J. Dengler ; M. Rommel ; J. G{\"o}ttsche ; V. Wittwer},
  journal   = {Solar energy. 49 (1992), H. 5},
  pages     = {403 -- 411},
  year      = {2011},
}