@article{weko_208817_1,
   author	 = "David,Caballero and Angel,A. Cantu and Timothy,Gomez and Austin,Luchsinger and Robert,Schweller and Tim,Wylie",
   title	 = "Hardness of Reconfiguring Robot Swarms with Uniform External Control in Limited Directions",
   journal	 = "情報処理学会論文誌",
   year 	 = "2020",
   volume	 = "61",
   number	 = "12",
   month	 = "dec"
}