Location Problems Based on Node-Connectivity and Edge-Connectivity between Nodes and Node-Subsets. - Hiro Ito; Yuichiro Itatsu; Hideyuki Uehara; Mitsuo Yokoyama; Motoyasu Ito (ISAAC, 2000)

Source location problems considering vertex-connectivity and edge-connectivity simultaneously. - Hiro Ito; Motoyasu Ito; Yuichiro Itatsu; Kazuhiro Nakai; Hideyuki Uehara; Mitsuo Yokoyama (Networks, 2002)

Source location problem with flow requirements in directed networks. - Hiro Ito; Kazuhisa Makino; Kouji Arata; Shoji Honami; Yuichiro Itatsu; Satoru Fujishige (Optim. Methods Softw., 2003)