@inproceedings{LindemannRunge1998,
  author    = {Lindemann, Markus and Runge, Alexander},
  title     = {Electronic contracting within the reference model for electronic markets},
  series = {Proceedings of the Sixth European Conference on Information Systems, ECIS 1998, Aix-en-Provence, France, June 4-6, 1998 / Walter Baets (ed.)},
  booktitle = {Proceedings of the Sixth European Conference on Information Systems, ECIS 1998, Aix-en-Provence, France, June 4-6, 1998 / Walter Baets (ed.)},
  publisher = {Euro-Arab Management School},
  isbn      = {849238333X},
  pages     = {44 -- 59},
  year      = {1998},
  language  = {en}
}
@article{LindemannRunge1997,
  author    = {Lindemann, Markus and Runge, Alexander},
  title     = {Permanent IT-support in electronic commerce transactions},
  series = {Electronic markets : the international journal of networked business. Vol. 7 (1997), iss. 1},
  journal   = {Electronic markets : the international journal of networked business. Vol. 7 (1997), iss. 1},
  issn      = {1422-8890},
  pages     = {18 -- 20},
  year      = {1997},
  language  = {en}
}