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 Research Institute for Humanity and Nature. Working Group of Material Cyclings,Methane formation in waterlogged paddy soils and its controlling factors,,Research Institute for Humanity and Nature (RIHN),2003,Working paper,,,,https://cir.nii.ac.jp/crid/1130000797491123328