J. C. Kanani and V. J. Kaneria (2021) “Graceful labeling of combination graph derived by coupling a graph with quadrilateral snake”, Malaya Journal of Matematik. India, 9(01), pp. 945–949. Available at: https://www.malayajournal.org/index.php/mjm/article/view/1202 (Accessed: 16 July 2024).