Kok, Johan and Kureethara, Joseph Varghese, “A note on perfect Lucky k -colourable graphs”, Journal of Mathematics and Computer Science, 21:3 (2020), 192–197
Athir P. Ranjith, Joseph Varghese Kureethara, “Sum signed graphs – II”, Ural Math. J., 9:1 (2023), 121–126
2022
2.
Dinesan Deepthy, Joseph Varghese Kureethara, “Induced $nK_{2}$ decomposition of infinite square grids and infinite hexagonal grids”, Ural Math. J., 8:1 (2022), 23–33
2021
3.
Ann Susa Thomas, Sunny Joseph Kalayathankal, Joseph Varghese Kureethara, “The vertex distance complement spectrum of subdivision vertex join and subdivision edge join of two regular graphs”, Ural Math. J., 7:1 (2021), 102–108
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