Iiro S. Honkala, Olivier Hudry, Antoine Lobstein. On the number of optimal identifying codes in a twin-free graph. Discrete Applied Mathematics, 180:111-119, 2015. [doi]
@article{HonkalaHL15,
title = {On the number of optimal identifying codes in a twin-free graph},
author = {Iiro S. Honkala and Olivier Hudry and Antoine Lobstein},
year = {2015},
doi = {10.1016/j.dam.2014.08.020},
url = {http://dx.doi.org/10.1016/j.dam.2014.08.020},
researchr = {https://researchr.org/publication/HonkalaHL15},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {180},
pages = {111-119},
}