Praba, B., and X.A. Benazir Obilia. “Rainbow Connection Number and Chromatic Index of Rough Ideal Based Rough Edge Cayley Graph”. International Journal of Engineering & Technology 7, no. 3 (August 24, 2018): 1926–1930. Accessed May 2, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/13094.