@article{YJOR_1991_1_1_a4,
     author = {T. B. Boffey},
     title = {Computer {Network} {Design} {Problems}},
     journal = {Yugoslav journal of operations research},
     pages = {51 },
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1991},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/YJOR_1991_1_1_a4/}
}