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Choudum SA, Karthick T. First-Fit coloring of (P5, K4 - e)-free graphs. Discrete Applied Mathematics. 2010;158:620-626.\par \par Choudum SA, Karthick T. Maximal Cliques in \{ P2 U P3, C4 \}-free graphs. Discrete Mathematics. 2010;310:3398-3403.\par \par Choudum SA, Karthick T, Shalu MA. Linear chromatic bounds for a subfamily of 3K1-free graphs. Graphs and Combinatorics. 2008;24:413-428.\par \par Choudum SA, Karthick T, Shalu MA. Perfect Coloring and Linearly Chi-bound P6-free Graphs. Journal of Graph Theory. 2007;54:293-306.\par \par }