@article{DMGT_2018_38_2_a12,
     author = {Rasi, Reza and Sheikholeslami, Seyed Mahmoud},
     title = {The {Smallest} {Harmonic} {Index} of {Trees} with {Given} {Maximum} {Degree}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {499--513},
     publisher = {mathdoc},
     volume = {38},
     number = {2},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2018_38_2_a12/}
}