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[文献書誌] A.Ito,T Takachi,K.Kitada,J.Aizawa and T.Umita: "Characteristics of arsenic elution form sewage sludge"J.of Applied Organometallic Chemistry. 15. 1-5 (2001)
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[文献書誌] A.Ito,T Takachi,K.Kitada,J.Aizawa and T.Umita: "Chemical and biological removal of arsenic from sewage sludge"Proc.of Sludge Management entering the 3^<rd>Millennium-Industrial, Combined, Water and Wastewater Residues. (2001)