@inproceedings{ls_leimeister,
  address = {Wien, Austria},
  author = {Berkovich, M. and Esch, S. and Leimeister, J. M. and Krcmar, H.},
  booktitle = {Proceedings of Wirtschaftsinformatik},
  interhash = {bd672374e8a3cc5311241494ad8b743c},
  intrahash = {933b57ea5cc1e811d9463fe15aa66b14},
  note = {120 (4-09)},
  title = {Requirements engineering for hybrid products as bundles of hardware, software and service elements - a literature review},
  year = 2009
}