Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) TAKANO Keishi and UCHINO Eiji and AOYANAGI Naoki,"Contents of carbon, nitrogen and phosphorus in dissolved organic matter and humus in brownish spring waters in Hokkaido, Japan",Japanese Journal of Limnology (Rikusuigaku Zasshi),0021-5104,The Japanese Society of Limnology,2018-09-25,79,3,169-178,https://cir.nii.ac.jp/crid/1390564227306251008,https://doi.org/10.3739/rikusui.79.169