@article{ls_leimeister,
  author = {Berkovich, M. and Leimeister, J. M. and Krcmar, H.},
  interhash = {784a2257b921405ee8a5e632724e84a5},
  intrahash = {e5ccdb50c86a1fc5dbff272718fd5498},
  journal = {Business & Information Systems Engineering (BISE)},
  note = {296 (59-11)},
  number = 6,
  pages = {369-380},
  publisher = {Springerlink},
  title = {Requirements Engineering for Product Service Systems - A State of the Art Analysis},
  url = {http://pubs.wi-kassel.de/wp-content/uploads/2013/03/JML_315.pdf},
  volume = 3,
  year = 2011
}