@article{PIM_1983_N_S_34_48_a6,
     author = {Drago\v{s} M. Cvetkovi\'c and Irena Pevac},
     title = {Discussing {Graph} {Theory} with a {Computer} {III,} {Man-machine} {Theorem} {Proving}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {37 },
     publisher = {mathdoc},
     volume = {_N_S_34},
     number = {48},
     year = {1983},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1983_N_S_34_48_a6/}
}