@techreport{weko_31172_1,
   author	 = "北川,和裕 and 斉藤,信男",
   title	 = "ドキュメントマークアップ言語：TeX",
   year 	 = "1987",
   institution	 = "慶応義塾大学理工学部数理科学科, 慶応義塾大学理工学部数理科学科",
   number	 = "36(1987-PRO-011)",
   month	 = "may"
}