Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOJIMA Hiroyuki,The view of preservation : the present situation and problem(Preservation: deterioration of media and measures),The Journal of Information Science and Technology Association,09133801,"Information Science and Technology Association, Japan",2010,60,2,42-48,https://cir.nii.ac.jp/crid/1390282679180660352,https://doi.org/10.18919/jkg.60.2_42