@article{ItoK11-1,
  title = {Preface},
  author = {Yasuaki Ito and Sayaka Kamei},
  year = {2011},
  url = {http://www.ijnc.org/index.php/ijnc/article/view/19},
  researchr = {https://researchr.org/publication/ItoK11-1},
  cites = {0},
  citedby = {0},
  journal = {IJNC},
  volume = {1},
  number = {2},
  pages = {131},
}