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Improved algorithms for several network location problems with equality measures

Juan A. Mesa, Justo Puerto and Arie Tamir
Discrete Applied Mathematics 130 (3) 437 (2003)
DOI: 10.1016/S0166-218X(02)00599-1
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The path-variance problem on tree networks

Teresa Cáceres, M.Cruz López-de-los-Mozos and Juan A. Mesa
Discrete Applied Mathematics 145 (1) 72 (2004)
DOI: 10.1016/j.dam.2003.09.008
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