@article{BASS_2018_43_1_a2,
     author = {Drago\v{s} Cvetkovi\'c and Zorica Dra\v{z}i\'c and Vera Kova\v{c}evi\'c-Vuj\v{c}i\'c and Mirjana \v{C}angalovi\'c},
     title = {The traveling  salesman problem: {The} spectral radius and the length of an optimal tour},
     journal = {Bulletin de l'Acad\'emie serbe des sciences. Classe des sciences math\'ematiques et naturelles},
     pages = {18 - 26},
     publisher = {mathdoc},
     volume = {43},
     number = {1},
     year = {2018},
     url = {http://geodesic.mathdoc.fr/item/BASS_2018_43_1_a2/}
}