著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) KHALIL MAK,Decreasing emissions of methane from rice agriculture,Greenhouse Gases and Animal Agriculture : An Update,,Elsevier,2006,,,,https://cir.nii.ac.jp/crid/1571698600483349632,