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Bicriteria network location (BNL) problems with criteria dependent lengths and minisum objectives
Skriver, Anders J.V., (2004)
The bicriterion semi-obnoxious location (BSL) problem solved by an e-approximation
Skriver, Anders J.V., (2003)
Multicriteria Semi-Obnoxious Network Location Problems (MSNLP) with Sum and Center Objectives
Hamacher, Horst W., (2002)