@techreport{weko_26723_1,
   author	 = "秋田雄志",
   title	 = "COMTRACの動作解析",
   year 	 = "1975",
   institution	 = "鉄道技術研究所",
   number	 = "26(1975-OS-012)",
   month	 = "nov"
}