@article{DMGT_2018_38_3_a11,
     author = {Kang, Liying and Shan, Erfang},
     title = {Trees with {Unique} {Least} {Central} {Subtrees}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {811--828},
     publisher = {mathdoc},
     volume = {38},
     number = {3},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2018_38_3_a11/}
}