Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yamaguchi Hiroyuki,C-2 patterns of technological change and,日本マネジメント学会全国研究大会報告要旨集,,NIPPON ACADEMY OF MANAGEMENT,2012-06-21,,65,61-64,https://cir.nii.ac.jp/crid/1573387452682502912,