@techreport{weko_31220_1,
   author	 = "山本,喜一",
   title	 = "システム記述言語Deltaについて",
   year 	 = "1986",
   institution	 = "慶應義塾大学情報科学研究所",
   number	 = "69(1986-PRO-008)",
   month	 = "oct"
}