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"Bounds on the PI index of unicyclic and bicyclic graphs with given girth."
Gang Ma, Qiuju Bian, Jianfeng Wang (2017)
- Gang Ma, Qiuju Bian, Jianfeng Wang:
Bounds on the PI index of unicyclic and bicyclic graphs with given girth. Discret. Appl. Math. 230: 156-161 (2017)
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