Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hirota Akimitsu,Top Down Strategy and Product Development ( R&D-Manufacuturing-Marketing Interface),国民経済雑誌,03873129,神戸大学経済経営学会,2000-07,182,1,17-33,https://cir.nii.ac.jp/crid/1390853649857503872,https://doi.org/10.24546/00045075