The following publications are possibly variants of this publication:
- Further hardness results on the rainbow vertex-connection number of graphsLily Chen, Xueliang Li, Huishu Lian. TCS, 481:18-23, 2013. [doi]
- Total Rainbow Connection Number of Some Graph OperationsHengzhe Li, Yingbin Ma, Yan Zhao 0013. axioms, 11(6):254, 2022. [doi]
- Total rainbow connection numbers of some special graphsYingbin Ma, Kairui Nie, Fengxia Jin, Cui Wang. amc, 360:213-220, 2019. [doi]