@article{10_37236_394,
     author = {Ryan Martin and Brendon Stanton},
     title = {Lower bounds for identifying codes in some infinite grids},
     journal = {The electronic journal of combinatorics},
     year = {2010},
     volume = {17},
     doi = {10.37236/394},
     zbl = {1272.05161},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/394/}
}