@article{weko_208832_1,
   author	 = "Akihiro,Uejima and Kentaro,Oe",
   title	 = "The Computational Complexity of Creek Puzzles on Several Grids",
   journal	 = "情報処理学会論文誌",
   year 	 = "2020",
   volume	 = "61",
   number	 = "12",
   month	 = "dec"
}