@incollection{Mueller2009,
  author    = {C. M{\"u}ller},
  title     = {Acquirement and use of knowledge by adult education professionals. How do adult educators use technical information for their professional development?},
  booktitle = {Papastamatis, Ad./Valkanos, Ef./Zarifis, G.K./ Panitsidou, E. (Hrsg.): Educating the adult educator. Quality provision and assessment in Europe},
  year      = {2009},
}