@article{PIM_2000_N_S_67_81_a0,
     author = {Xueliang Li and Ivan Gutman and Gradimir V. Milovanovi\'c},
     title = {The beta-polynomials of {Complete} {Graphs} are {Real}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {1 },
     publisher = {mathdoc},
     volume = {_N_S_67},
     number = {81},
     year = {2000},
     zbl = {0946.05068},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_2000_N_S_67_81_a0/}
}