@article{YJOR_1992_2_1_a0,
     author = {Pierre Hansen and Nenad Mladenovi\'c},
     title = {A {Comparison} of {Algorithms} for the {Maximum} {Clique} {Problem}},
     journal = {Yugoslav journal of operations research},
     pages = {3 },
     year = {1992},
     volume = {2},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/YJOR_1992_2_1_a0/}
}