Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) NOZAWA Shontaro,Application of Improved Dumas Method to the Determination of Total Nitrogen in Soy Sauce,JOURNAL OF THE BREWING SOCIETY OF JAPAN,0914-7314,Brewing Society of Japan,2010,105,12,776-782,https://cir.nii.ac.jp/crid/1390001206127672064,https://doi.org/10.6013/jbrewsocjapan.105.776