@inproceedings{DBLP:conf/tei/HornJ07,
  author    = {Michael S. Horn and
               Robert J. K. Jacob},
  title     = {Designing tangible programming languages for classroom use},
  booktitle = {Tangible and Embedded Interaction},
  year      = {2007},
  pages     = {159-162},
  ee        = {http://doi.acm.org/10.1145/1226969.1227003},
  crossref  = {DBLP:conf/tei/2007},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/tei/2007,
  editor    = {Brygg Ullmer and
               Albrecht Schmidt},
  title     = {Proceedings of the 1st International Conference on Tangible
               and Embedded Interaction 2007, Baton Rouge, Louisiana, USA,
               February 15-17, 2007},
  booktitle = {Tangible and Embedded Interaction},
  publisher = {ACM},
  year      = {2007},
  isbn      = {978-1-59593-619-6},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}