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[文献書誌] S.Komiyama,H.Hirai,S.Sasa and T.Fujii: "NonーEquilibrium Population of Edge State and a Role of Contact in the Quantum Hall Regime." Surface Science,. 229. 224-228 (1990)
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[文献書誌] S.Komiyama,H.Hirai,S.Sasa and T.Fujii: "Influence of Disordered Contacts on the FourーTerminal Measurements of Integral Quan Hall Effects." Solid State Commun.73. 91-95 (1990)
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[文献書誌] H.Hirai and S.Komiyama: "A Contact Limited Precision of the Quantized Hall Resistance." J.Appl.Phys.68. 655-662 (1990)
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[文献書誌] S.Komiyama,H.Hirai,M.Ohsawa,H.Matsuda,S.Sasa and T.Fujii: "Onset of InterーEdgeーState Relaxation due to Spontaneous Phonon Emission." Proc.20th lint.Conf.Physics of Semiconductor,Thessaloniki (Eds.E.M.Anastassakis and J.D.Joannopoulos.World Scientific). 1150 (1990)