@techreport{weko_90405_1,
   author	 = "Taku,Okada and Akira,Suzuki and Takehiro,Ito and Xiao,Zhou",
   title	 = "Algorithm for the Minimum Caterpillar Problem with Terminals",
   year 	 = "2013",
   institution	 = "Graduate School of Information Sciences, Tohoku University., Graduate School of Information Sciences, Tohoku University., Graduate School of Information Sciences, Tohoku University., Graduate School of Information Sciences, Tohoku University.",
   number	 = "1",
   month	 = "feb"
}