@article{weko_92124_1,
   author	 = "Paul,Cull and Leanne,Merrill and Tony,Van",
   title	 = "A Tale of Two Puzzles: Towers of Hanoi and Spin-Out",
   journal	 = "情報処理学会論文誌",
   year 	 = "2013",
   volume	 = "54",
   number	 = "5",
   month	 = "may"
}