Three-colour bipartite Ramsey number R_b(G_1, G_2, P_3). - R. Lakshmi; D. G. Sindhu (Electron. J. Graph Theory Appl., 2020)

(k, ℓ)-kernels in Pm+e. - R. Lakshmi; D. G. Sindhu (Bull. ICA, 2021)

(k,ℓ)-Kernels in the generalized Mycielskian of digraphs. - R. Lakshmi; D. G. Sindhu (Discret. Math. Algorithms Appl., 2024)