@article{YJOR_2011_21_2_a2,
     author = {Petrica Pop and Corina Pop Sitar},
     title = {A {New} {Efficient} {Transformation} of the {Generalized} {Vehicle} {Routing} {Problem} into the {Classical} {Vehicle} {Routing} {Problem}},
     journal = {Yugoslav journal of operations research},
     pages = {187 },
     publisher = {mathdoc},
     volume = {21},
     number = {2},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/YJOR_2011_21_2_a2/}
}