@article{CTT100455716,
  author = {Eisuke Tokumitsu and Kojiro Okamoto and Hiroshi Ishiwara},
  title = {Low Voltage Operation of Nonvolatile Metal-Ferroelectric-Metal-Insulator-Semiconductor(MFMIS)-Field-Effect-Transistors(FETs) Using Pt/SrBi<sub>2</sub>Ta<sub>2</sub>O<sub>9</sub>/Pt/SrTa<sub>2</sub>O<sub>6</sub>/SiON/Si Structures},
  journal = {Jpn. J. Appl. Phys.},
  year = 2001,
}

@article{CTT100507621,
  author = {Eisuke Tokumitsu and Koji Aizawa and Kojiro Okamoto and Hiroshi Ishiwara},
  title = {Impact of face-to-face annealing in preparation of sol-gel-derived SrBi2Ta2O9 thin films},
  journal = {Appl. Phys. Lett.},
  year = 2000,
}