Viet Hung Nguyen. The maximum weight spanning star forest problem on cactus graphs. Discrete Math., Alg. and Appl., 7(2), 2015. [doi]
@article{Nguyen15-4, title = {The maximum weight spanning star forest problem on cactus graphs}, author = {Viet Hung Nguyen}, year = {2015}, doi = {10.1142/S1793830915500184}, url = {http://dx.doi.org/10.1142/S1793830915500184}, researchr = {https://researchr.org/publication/Nguyen15-4}, cites = {0}, citedby = {0}, journal = {Discrete Math., Alg. and Appl.}, volume = {7}, number = {2}, }