@Inproceedings{ls_leimeister,
  author = {Kipp, Philipp and Bittner, Eva and Hoffmann, Axel and Bretschneider, Ulrich and Leimeister, Jan Marco},
  title  = {Collaborative Idea Elaboration on Web-Based Ideation Platforms},

  year   = {2013},
  number = {},
  url    = {},

  const  = {\ text}
}
@Inproceedings{ls_leimeister,
  author = {Blohm, I. and Ott, F. and Bretschneider, U. and Huber, M. and Rieger, M. and Glatz, F. and Koch, M. and Leimeister, J. M. and Krcmar, H.},
  title  = {Extending Open Innovation Platforms into the real world - Using Large Displays in Public Spaces},

  year   = {2010},
  number = {10},
  url    = {http://pubs.wi-kassel.de/wp-content/uploads/2013/03/JML_248.pdf},

  const  = {\ text}
}