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) R. Reza and G. Singh,Heavy metal contamination and its indexing approach for river water,International Journal of Environmental Science & Technology,1735-1472,Springer Science and Business Media LLC,2010-09,7,4,785-792,https://cir.nii.ac.jp/crid/1361699994847016064,https://doi.org/10.1007/bf03326187