Vasanti N. Bhat-Nayak, Sheshayya A. Choudum, Ranjan N. Naik. Characterizations of 2-variegated graphs and of 3-variegated graphs. Discrete Mathematics, 23(1):17-22, 1978. [doi]
@article{Bhat-NayakCN78,
title = {Characterizations of 2-variegated graphs and of 3-variegated graphs},
author = {Vasanti N. Bhat-Nayak and Sheshayya A. Choudum and Ranjan N. Naik},
year = {1978},
doi = {10.1016/0012-365X(78)90182-6},
url = {http://dx.doi.org/10.1016/0012-365X(78)90182-6},
researchr = {https://researchr.org/publication/Bhat-NayakCN78},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {23},
number = {1},
pages = {17-22},
}