@article{CTT100747006,
  author = {Masaaki Kitano and Hisayoshi Kobayashi and Shigenobu Hayashi and Michikazu Hara},
  title = {Acid properties of protonated titanate nanotubes},
  journal = {Journal of the Japan Petroleum Institute},
  year = 2017,
}

@article{CTT100702765,
  author = {Yusuke Koito and Kiyotaka Nakajima and Hisayoshi Kobayashi and Ryota Hasegawa and Masaaki Kitano and Michikazu Hara},
  title = {Slow Reactant–Water Exchange and High Catalytic Performance of Water-Tolerant Lewis Acids},
  journal = {Chem. Eur. J.},
  year = 2014,
}

@misc{CTT100780353,
  author = {Masaaki Kitano and Hisayoshi Kobayashi and Shigenobu Hayashi and MICHIKAZU HARA},
  title = {Acid properties of protonated titanate nanotubes},
  year = 2017,
}