Vimal Patel, Suresh Sorathia, and Amit Rokad. “Divided Square Difference Cordial Labeling of Various Graphs”. International Journal of Mathematics And its Applications 13, no. 3 (November 4, 2025): 197–203. Accessed February 19, 2026. https://ijmaa.in/index.php/ijmaa/article/view/1620.