@article{CTT100605423,
  author = {長谷川一徳 and ﾊｯﾃｨ ﾅｯﾁｬﾎﾟﾝ and 赤木 泰文},
  title = {5レベルダイオードクランプPWMインバータを用いたトランスレス・モータドライブ  ―ファン・ブロワ負荷への応用―},
  journal = {電気学会論文誌D},
  year = 2009,
}

@article{CTT100607448,
  author = {Natchpong Hatti and Kazunori Hasegawa and Hirofumi Akagi},
  title = {A 6.6-kV transformerless motor drive using a five-level diode-clamped PWM inverter for energy savings of pumps and blowers},
  journal = {IEEE Transactions on Power Electronics},
  year = 2009,
}

@article{CTT100570109,
  author = {Natchpong Hatti and Hirofumi Akagi},
  title = {Five-Level Diode-Clamped PWM Converters Connected Back-to-Back for Motor Drives},
  journal = {IEEE Transactions on Industry Applications},
  year = 2008,
}

@article{CTT100550269,
  author = {ﾊｯﾃｨﾅｯﾁｬﾎﾟﾝ and 赤木泰文},
  title = {5レベルダイオードクランプPWM整流器・インバータによる誘導電動機駆動システム},
  journal = {電気学会産業応用部門誌},
  year = 2008,
}

@inproceedings{CTT100570124,
  author = {Natchpong Hatti and Kazunori Hasegawa and Hirofumi Akagi},
  title = {A 6.6-kV transformerless motor drive using a five-level diode-clamped PWM inverter for energy savings of pumps and blowers},
  booktitle = {IEEE Power Electronics Specialists Conference, 2008.},
  year = 2008,
}