@techreport{weko_200695_1,
   author	 = "Yoshihiro,Kaneko",
   title	 = "The expected distance sum of random shortest-path in-trees over Hamilton path trajectory on grid graph",
   year 	 = "2019",
   institution	 = "Faculty of Engineering, Gifii University",
   number	 = "7",
   month	 = "nov"
}