Semiconductor Device Simulation at NTT. - Kiyoyuki Yokoyama; Masaaki Tomizawa; Akira Yoshii; Tsuneta Sudo (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1985)

Nonstationary carrier dynamics in quarter-micron Si MOSFETs. - Masaaki Tomizawa; Kiyoyuki Yokoyama; Akira Yoshii (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1988)

A Compound Semiconductor Process Simulator and its Application to Mask Dependent Undercut Etching. - Masami Kumagai; Kiyoyuki Yokoyama; Satoshi Tazawa (VLSI Design, 1998)