@article{CTT100597176,
  author = {Hideyuki Ishii and Toshio Yanagiya and Hisashi Naito and Shizuo Katamoto and Takeo Maruyama},
  title = {Numerical study of ball behavior inside-foot soccer kick based on impact dynamic theory},
  journal = {Journal of Biomechanics},
  year = 2009,
}

@inproceedings{CTT100566520,
  author = {石井秀幸 and 柳谷 登志雄 and 丸山剛生},
  title = {インサイドキックにおけるボール挙動の理論式の妥当性},
  booktitle = {日本機械学会シンポジウム講演論文集},
  year = 2008,
}