@misc{BunsenJuergens2010,
  author    = {Robert Bunsen and Enno J{\"u}rgens},
  title     = {Experimentalchemie : nach den Vortr{\"a}gen des Geheimen Rathes Bunsen zu Heidelberg},
  type      = {other},
  pages     = {158},
  year        = {2010},
}