A Flexible Database System and Its Application in VLSI Process Development. - Kou Wada; Satoshi Tazawa; Katsutoshi Kubota (ITC, 1984)

New Algorithm for Overlapping Cell Treatment in Hierarchical CAD Data/Electron Beam Exposure Data Conversion. - Tsuneo Okubo; Takashi Watanabe; Kou Wada (DAC, 1990)

A novel geometric resizing technique for data conversion from CAD data to electron beam exposure data. - Tsuneo Okubo; Takashi Watanabe; Kou Wada; Kazuyuki Saito (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1992)