Levy, Joseph An extended theorem for location on a network. (English) Zbl 0152.38301 Oper. Res. Quart. 18, 433-442 (1967). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 8 Documents Keywords:operations research PDF BibTeX XML Cite \textit{J. Levy}, Oper. Res. Quart. 18, 433--442 (1967; Zbl 0152.38301) Full Text: DOI