著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL United States. Environmental Protection Agency. Office of Researcg and Development. National Risk Management Research Laboratory. and Tetra Tech EM Inc,"ZENON Environmental, Inc. : ZenoGem[R] Biological and Ultrafiltration technology",,"National Risk Management Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency",1999,Innovative technology evaluation report,,,,https://cir.nii.ac.jp/crid/1130000795661177088