@article{BASM_2009_3_a1,
     author = {Vladimir Emelichev and Eberhard Girlich and Olga Karelkina},
     title = {Postoptimal analysis of multicriteria combinatorial center location problem},
     journal = {Buletinul Academiei de \c{S}tiin\c{t}e a Republicii Moldova. Matematica},
     pages = {13--29},
     publisher = {mathdoc},
     number = {3},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BASM_2009_3_a1/}
}