@article{weko_16402_1,
   author	 = "今井,貞三",
   title	 = "Catalan数の拡張とその応用",
   journal	 = "情報処理学会論文誌",
   year 	 = "1979",
   volume	 = "20",
   number	 = "1",
   pages	 = "26--31",
   month	 = "jan"
}