Bao-Xuan Zhu. On the Laplacian Estrada index of graphs with given chromatic number. Ars Comb., 132:331-338, 2017.
@article{Zhu17-5, title = {On the Laplacian Estrada index of graphs with given chromatic number}, author = {Bao-Xuan Zhu}, year = {2017}, researchr = {https://researchr.org/publication/Zhu17-5}, cites = {0}, citedby = {0}, journal = {Ars Comb.}, volume = {132}, pages = {331-338}, }