%0 Conference Paper %1 ls_leimeister %A Berkovich, M. %A Esch, S. %A Mauro, C. %A Leimeister, J. M. %A Krcmar, H. %B Wirtschaftsinformatik Konferenz (WI) 2011 %C Zürich, Schweiz %D 2011 %K itegpub pub_jml %T Towards an Artifact Model for Requirements to IT-enabled Product Service Systems %U http://pubs.wi-kassel.de/wp-content/uploads/2013/03/JML_313.pdf %V 10