Irène Charon, Iiro S. Honkala, Olivier Hudry, Antoine Lobstein. The minimum density of an identifying code in the king lattice. Discrete Mathematics, 276(1-3):95-109, 2004. [doi]
@article{CharonHHL04,
title = {The minimum density of an identifying code in the king lattice},
author = {Irène Charon and Iiro S. Honkala and Olivier Hudry and Antoine Lobstein},
year = {2004},
doi = {10.1016/S0012-365X(03)00306-6},
url = {http://dx.doi.org/10.1016/S0012-365X(03)00306-6},
researchr = {https://researchr.org/publication/CharonHHL04},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {276},
number = {1-3},
pages = {95-109},
}