@techreport{weko_145113_1,
   author	 = "Toshiki,Saitoh and Takashi,Horiyama and David,Kirkpatrick and Yota,Otachi and Ryuhei,Uehara and Yushi,Uno and Katsuhisa,Yamanaka",
   title	 = "Space Efficient and Output Sensitive Greedy Algorithms on Intervals",
   year 	 = "2015",
   institution	 = "Department of Electrical and Electronic Engineering, Kobe University, Graduate School of Science and Engineering, Saitama University, Department of Computer Science, UBC, School of Information Science, JAIST, School of Information Science, JAIST, Graduate School of Science, Osaka Prefecture University, Department of Electrical Engineering and Computer Science, Iwate University",
   number	 = "4",
   month	 = "sep"
}