Random Telegraph Signal in Flash Memory: Its Impact on Scaling of Multilevel Flash Memory Beyond the 90-nm Node. - Hideaki Kurata; Kazuo Otsuga; Akira Kotabe; Shinya Kajiyama; Taro Osabe; Yoshitaka Sasago; Shunichi Narumi; Kenji Tokami; Shiro Kamohara; Osamu Tsuchiya (IEEE J. Solid State Circuits, 2007)