1. S. Uchikoga, N. Ibaraki, Thin Solid Films 383, 19 (2001)
2. S. Inoue, K. Sadao, T. Ozawa, Y. Kobashi, H. Kwai, T. Kitagawa, T. Shimoda, in Tech. Dig. IEDM (2000), p. 197
3. K. Shibata, H. Takahashi, in Proc. Int. Workshop on Active Matrix Liquid Crystal Displays’01, Tokyo (2001), p. 219
4. D.P. Gosain, T. Noguchi, A. Machida, S. Usui, in Proc. in Workshop on Active Matrix Liquid Displays’99, Tokyo (1999), p. 239
5. T. Sameshima, S. Usui, M. Sekiya, IEEE Electron Device Lett. 7, 276 (1986)