Locating Sources to Meet Flow Demands in Undirected Networks. - Kouji Arata; Satoru Iwata 001; Kazuhisa Makino; Satoru Fujishige (J. Algorithms, 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)