@article{10_37236_3128,
     author = {Marcel Kenji de Carli Silva and Levent Tun\c{c}el},
     title = {Optimization problems over unit-distance representations of graphs},
     journal = {The electronic journal of combinatorics},
     year = {2013},
     volume = {20},
     number = {1},
     doi = {10.37236/3128},
     zbl = {1266.05102},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/3128/}
}