S. Durai raj, k. A. Francis jude shini, x. Lenin xaviour, anto. A. M 2023. Themonophonic Vertex Covering Number Of A Graph. Mathematical Statistician and Engineering Applications. 71, 4 (Feb. 2023), 10450–10458. DOI:https://doi.org/10.17762/msea.v71i4.1908.