sugi@ist.hokudai.ac.jp
shigeki@itl.t.u-tokyo.ac.jp
kanie@itl.t.u-tokyo.ac.jp
has@nii.ac.jp
© 2013 Masanori Sugimoto, Shigeki Nakamura, Yuki Inoue, Hiromichi Hashizume, published by Professor Subhas Chandra MukhopadhyayThis work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.