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[文献書誌] X.Gao,H.Gao,C.Huang,S.Umetani,G.Chen and P.Jiang: "Photoluminescence and Electroluminescence of a Series of Terbium Complexes"Synthetic Metals. 99. 127-132 (1999)
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[文献書誌] S.Yamazaki,M.Hanada,Y.Yanase,C.Fukumori,K.Ogura,T.Saeki and S.Umetani: "A Simple Synthesis of Novel Extraction Reagents,4-Acyl-5-pyrazolone-substituted Crown Ethers"J.Chem.Soc.Perkin.Trans.1. 693-696 (1999)
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[文献書誌] S.Tsurubou,S.Umetani and Y.Komatsu: "Quantitative Extraction Separation Systems of Alkali and Alkaline Earth Metal Ions Using Cryptands as Ion-size Selective Masking Reagents"Anal.Chim.Acta. 394. 317-324 (1999)
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[文献書誌] M.Hojo,T.Ueda,M.Nishimura,H.Hamada,M.Matsui and S.Umetani: "Higher Ion Aggregation in Higher Permittivity Solvents"J.Phys.Chem.B. 8965-8972 (1999)