@inproceedings{DBLP:conf/iwec/YamanariS09,
  author    = {Tomofumi Yamanari and
               Kunio Sakamoto},
  title     = {Invisible Two-Dimensional Code Display for Additional Information},
  booktitle = {ICEC},
  year      = {2009},
  pages     = {292-294},
  ee        = {http://dx.doi.org/10.1007/978-3-642-04052-8_39},
  crossref  = {DBLP:conf/iwec/2009},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/iwec/2009,
  editor    = {St{\'e}phane Natkin and
               J{\'e}r{\^o}me Dupire},
  title     = {Entertainment Computing - ICEC 2009, 8th International Conference,
               Paris, France, September 3-5, 2009. Proceedings},
  booktitle = {ICEC},
  publisher = {Springer},
  series    = {Lecture Notes in Computer Science},
  volume    = {5709},
  year      = {2009},
  isbn      = {978-3-642-04051-1},
  ee        = {http://dx.doi.org/10.1007/978-3-642-04052-8},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}