@techreport{weko_31649_1,
   author	 = "荒木,徹",
   title	 = "Bipartite permutation graphのL(2 1)ラベリング",
   year 	 = "2007",
   institution	 = "岩手大学工学部情報システム工学科",
   number	 = "92(2007-AL-114)",
   month	 = "sep"
}