@article{leimeister,
  author = {Berkovich, Marina and Esch, Sebastia and Leimeister, Jan Marco and Krcmar, Helmut},
  editor = {Hansen, H. R. and Karagiannis, D. and Fill, H. G.},
  interhash = {bd672374e8a3cc5311241494ad8b743c},
  intrahash = {0cfabb664e802ee1e68bd49f47321a09},
  journal = {Business Services - Konzepte, Technologien, Anwendungen},
  note = {120 (4-09)},
  pages = {727-736},
  title = {Requirements engineering for hybrid products as bundles of hardware, software and service elements - A literature review},
  url = {http://pubs.wi-kassel.de/wp-content/uploads/2013/03/JML_180.pdf},
  volume = 1,
  year = 2009
}