@article{CTT100736055,
  author = {Tetsuya Yokoyama and Yusuke Fukami and Wataru Okui and Nobuaki Itou and Yamazaki, Hiroshi},
  title = {Nucleosynthetic strontium isotope anomalies in carbonaceous chondrites},
  journal = {Earth and Planetary Science Letters},
  year = 2015,
}

@article{CTT100566419,
  author = {Ken Nishida and Minoru Osada and Hironari Takeuchi and Yoshiaki Ishimoto and Joe Sakai and Nobuaki Ito and Rikyu Ikariyama and Takafumi Kamo and Takashi Fujisawa and Hiroshi Funakubo and Takashi Kotoda and Takashi Yamamoto},
  title = {“Raman Spectroscopy Study of Oxygen Vacancies in PbTiO3 Thin Films Generated Heat-treated in Hydrogen Atmosphere”},
  journal = {Jpn. J. Appl. Phys.},
  year = 2008,
}