@incollection{MusallVoss2011, author = {Musall, Eike and Voss, Karsten}, title = {Plusenergiesiedlung: Freiburg, D 2006}, series = {Nullenergiegeb{\"a}ude}, booktitle = {Nullenergiegeb{\"a}ude}, editor = {Voss, Karsten and Musall, Eike}, publisher = {Detail, Institut f{\"u}r internationale Architektur-Dokumentation}, address = {M{\"u}nchen}, isbn = {978-3-920034-50-8}, pages = {94 -- 99}, year = {2011}, language = {de} }