@INCOLLECTION{Lobin2004,
  author = {Henning Lobin and Maik Stührenberg and Georg Rehm},
  title = {Auf dem Weg zur adaptiven Lernumgebung: Zur Bedeutung offener Standards
	im eLearning},
  booktitle = {Aufgabenorientiertes Lernen. Task-based Language Learning and Teaching},
  publisher = {Gunter Narr Verlag},
  year = {2004},
  editor = {Andreas Müller-Hartmann and Marita Schocker-von Ditfurth},
  address = {Tübingen}
}