@article{MABA_2011_25_5_a10,
     author = {P. Stanojevic},
     title = {A {Parallel} {\^Aranch-and-Bound} {Algorithm} with {Restarts} for {Solving} the {Hierarchical} {Covering} {Location} {Problem}},
     journal = {Mathematica balkanica},
     pages = {555},
     publisher = {mathdoc},
     volume = {25},
     number = {5},
     year = {2011},
     url = {http://geodesic.mathdoc.fr/item/MABA_2011_25_5_a10/}
}