@techreport{weko_59151_1,
   author	 = "伊藤,聡",
   title	 = "ISO10303（STEP）の標準化活動とプラント業界の動向",
   year 	 = "1998",
   institution	 = "株式会社東芝S&S研究所",
   number	 = "106(1998-IM-034)",
   month	 = "nov"
}