@article{weko_95689_1,
   author	 = "Paul,Cull and Leanne,Merrill and Tony,Van",
   title	 = "A Tale of Two Puzzles: Towers of Hanoi and Spin-Out",
   journal	 = "Journal of information processing",
   year 	 = "2013",
   volume	 = "21",
   number	 = "3",
   pages	 = "378--392",
   month	 = "jul"
}