@techreport{weko_72904_1,
   author	 = "Yota,Otachi and Toshiki,Saitoh and Katsuhisa,Yamanaka and Shuji,Kijima and Yoshio,Okamoto and Hirotaka,Ono and Yushi,Uno and Koichi,Yamazaki",
   title	 = "Approximating the path-distance-width for <i>k</i>-cocomparability graphs",
   year 	 = "2011",
   institution	 = "Graduate School of Information Sciences, Tohoku University., ERATO MINATO Discrete Structure Manipulation System Project, Japan Science and Technology Agency., Graduate School of Information Systems, University of Electro-Communications., Graduate School of Information Science and Electrical Engineering, Kyushu University, Center for Graduate Education Initiative, JAIST, Department of Economic Engineering, Kyushu University., Department of Mathematics and Information Sciences, Graduate School of Science, Osaka Prefecture University., Department of Computer Science, Gunma University.",
   number	 = "1",
   month	 = "feb"
}