Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YAMASAKI Fumiaki,"A Visible Threat, an Invisible Threat : The Effective Risk Management Begins with the Recognition of the Threat(Risk Management)",Journal of Information and Management,18822614,Japan Society for Information and Management,2013,34,1,12-17,https://cir.nii.ac.jp/crid/1390282680266703488,https://doi.org/10.20627/jsim.34.1_12