Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KITAI Takashi,Construction of JICST Scientific Technological Classification 1993.,Journal of Information Processing and Management,00217298,Japan Science and Technology Agency,1993,35,11,967-974,https://cir.nii.ac.jp/crid/1390282680450801152,https://doi.org/10.1241/johokanri.35.967