@techreport{weko_51384_1,
   author	 = "赤間,清",
   title	 = "文字列領域のロジック・プログラム",
   year 	 = "1987",
   institution	 = "北海道大学文学部行動科学科",
   number	 = "19(1986-ICS-051)",
   month	 = "mar"
}