@InProceedings{MasahikoItoh:2013,
  author = {Masahiko Itoh, Daisaku Yokoyama, Masashi Toyoda, Yoshimitsu Tomita, Satoshi Kawamura, Masaru Kitsuregawa},
  title = {Visualization of Passenger Flows on Metro},
  booktitle = {In Proceedings of IEEE Conference on Visual Analytics Science and Technology (VAST 2013), (poster)},
  year      = {2013},
}