@article{CTT100612981,
  author = {Satoshi Wada and Aki Yazawa and Takuya Hoshina and Yoshikazu Kameshima and Hirofumi Kakemoto and Takaaki Tsurumi and Yoshihiro Kuroiwa},
  title = {Preparation of barium titanate nanoparticle sphere arrays and their dielectric properties},
  journal = {IEEE Trans Ultrason Ferroelectr Freq Control},
  year = 2008,
}

@article{CTT100562295,
  author = {Satoshi Wada and Michiyasu Nishiyama and Aki Yazawa and Takuya hoshina and Hirofumi kakemoto and Takaaki tsurumi},
  title = {Preparation of Barium Titanate Nanoparticles using Nano-sized Oxalate and Deposition of Their Nanoparticle Dense Films},
  journal = {Key Engineering Materials},
  year = 2007,
}