Hakimi S L. Optimum locations of switching centers and the absolute centers and medians of a graph [J]. Operations Research, 1964, 12: 450-459.
[12]
Hakimi S L. Optimum distribution of switching centers in a communication network and some related graph theoretic problems [J]. Operations Research, 1965, 13: 462-475.
[13]
Toregas C, Swain R, ReVelle C. The location of emergency service facilities [J]. Operations Research, 1971, 19: 1363-1373.
[14]
Plane D R,Hendriek T E. Mathematical programming and the location of fire companies for the denver fire department [J]. Operations Research, 1977, 25:563-578.
[15]
Daskin M S, Stem E H. A hierachical objective set covering model for emergency medical service vehicle deployment [J]. Transportation Science, 1981, 15(2):137-152.
[16]
Ross K N,Levacic R. Needs-based resource allocation in education via formula funding of schools [M]. Paris:United Nations Educational,Scicntific,and Cultural Organization, 1999.
[17]
Selod H, Zenou Y. Location and education in South African cities under and after apartheid [J]. Journal of Urban Economics, 2001, 49: 168-198.
