Bicyclic graphs with maximum sum of the two largest Laplacian eigenvalues
Crossref DOI link: https://doi.org/10.1186/s13660-016-1235-5
Published Online: 2016-11-18
Published Print: 2016-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Zheng, Yirong http://orcid.org/0000-0002-1195-4307
Chang, An
Li, Jianxi
Rula, Sa
Funding for this research was provided by:
National Natural Science Foundation of China (11471077)
National Natural Science Foundation of China (CN) (11301440)
The Foundation to the Educational Committee of Fujian (JA15381, JA13240)
License valid from 2016-11-18