Lihua Feng. The Gutman Index of unicyclic Graphs. Discrete Math., Alg. and Appl., 4(3), 2012. [doi]
@article{Feng12-7, title = {The Gutman Index of unicyclic Graphs}, author = {Lihua Feng}, year = {2012}, doi = {10.1142/S1793830912500310}, url = {http://dx.doi.org/10.1142/S1793830912500310}, researchr = {https://researchr.org/publication/Feng12-7}, cites = {0}, citedby = {0}, journal = {Discrete Math., Alg. and Appl.}, volume = {4}, number = {3}, }