@book{9783865963666,
  title = {Gemma},
  author = {Dimitris Liantinis},
  editor = {Nikolitsa Georgopoulou-Liantini},
  publisher = {Frank \& Timme},
  year = {2011},
  edition = {1},
  url = {https://www.frank-timme.de/de/programm/produkt/gemma-wie\_man\_mensch\_wird}
}