@techreport{weko_51662_1,
   author	 = "杉原厚吉",
   title	 = "隠れ線つき透視図を理解するための言語",
   year 	 = "1977",
   institution	 = "電子技術総合研究所",
   number	 = "24(1977-ICS-001)",
   month	 = "sep"
}