Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SELMAN A. WAKSMAN and FLORENCE G. TENNEY,THE COMPOSITION OF NATURAL ORGANIC MATERIALS AND THEIR DECOMPOSITION IN THE SOIL,Soil Science,0038-075X,Ovid Technologies (Wolters Kluwer Health),1927-11,24,5,317-334,https://cir.nii.ac.jp/crid/1363670318352940928,https://doi.org/10.1097/00010694-192711000-00003