1. Rainbow connectivity: hardness and tractability;Ananth;IARCS Annu. Conf. FFTTCS,2011
2. A note on generalized rainbow connection of connected graphs and their number of edges;Thuy;J. Nat. Sci.,2021
3. On proper-path colorings in graphs;Andrews;J. Comb. Math. Comb. Comput.,2016
4. Proper connection of graphs;Borozan;Discrete Math.,2012
5. Hardness and algorithms for rainbow connection;Chakraborty;J. Comb. Optim.,2009