Xiaoguo Tian, Ligong Wang. The trees with the second smallest normalized Laplacian eigenvalue at least. Discrete Applied Mathematics, 220:118-133, 2017. [doi]
@article{TianW17,
title = {The trees with the second smallest normalized Laplacian eigenvalue at least},
author = {Xiaoguo Tian and Ligong Wang},
year = {2017},
doi = {10.1016/j.dam.2016.12.010},
url = {http://dx.doi.org/10.1016/j.dam.2016.12.010},
researchr = {https://researchr.org/publication/TianW17},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {220},
pages = {118-133},
}