@article{CTT100821429,
  author = {Takashi Akatsu and Keisuke Yokota and Yutaka Shinoda and FUMIHIRO WAKAI},
  title = {Effect of the friction between a point-sharp indenter and an indented elastoplastic solid on the load and depth sensing indentation},
  journal = {MaterialsToday: Proceedings},
  year = 2019,
}

@article{CTT100685986,
  author = {Shimada M and Maeda M and Hamada N and Yokota Y},
  title = {YRBAJ Annual Meeting 2010 Integration of Molecular Biology into Radiation Biology},
  journal = {Journal of Radiation Research},
  year = 2011,
}