@article{Ata12,
  title = {Foreword},
  author = {Shingo Ata},
  year = {2012},
  url = {http://search.ieice.org/bin/summary.php?id=e95-b_6_1901},
  researchr = {https://researchr.org/publication/Ata12},
  cites = {0},
  citedby = {0},
  journal = {IEICE Transactions},
  volume = {95-B},
  number = {6},
  pages = {1901},
}