Zhiping Wang, Xiaojing Xu, Yixiao Liu
      Rainbow vertex-connection number of 3-connected graph
      Applied Mathematical Sciences, Vol. 11, 2017, no. 16, 751-757
      https://doi.org/10.12988/ams.2017.612294
Copyright © 2017 Zhiping Wang, Xiaojing Xu and Yixiao Liu. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.