Josep Díaz, Maria J. Serna, Dimitrios M. Thilikos. The restrictive ::::H::::-coloring problem. Discrete Applied Mathematics, 145(2):297-305, 2005. [doi]
@article{DiazST05,
title = {The restrictive ::::H::::-coloring problem},
author = {Josep Díaz and Maria J. Serna and Dimitrios M. Thilikos},
year = {2005},
doi = {10.1016/j.dam.2004.01.018},
url = {http://dx.doi.org/10.1016/j.dam.2004.01.018},
researchr = {https://researchr.org/publication/DiazST05},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {145},
number = {2},
pages = {297-305},
}