@article{10_37236_3271,
     author = {Walter Carballosa and Roc{\'\i}o M. Casablanca and Amauris de la Cruz and Jos\'e M. Rodr{\'\i}guez},
     title = {Gromov hyperbolicity in strong product graphs},
     journal = {The electronic journal of combinatorics},
     year = {2013},
     volume = {20},
     number = {3},
     doi = {10.37236/3271},
     zbl = {1295.05174},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/3271/}
}