Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Itami Kenkichi and Kato Sumio,Riboflavin Content of Natto and Bacillus Natto,Eiyo To Shokuryo,1883-8863,JAPAN SOCIETY OF NUTRITION AND FOOD SCIENCE,1958,10,4,206-208,https://cir.nii.ac.jp/crid/1390282680307363072,https://doi.org/10.4327/jsnfs1949.10.206