“On Prime labeling of Pn (+) Nm, , , Pn by attaching C3, Alternate quadrilateral snake”, IJFANS, vol. 11, no. 7, pp. 1009–1018, Jan. 2022, Accessed: Aug. 12, 2026. [Online]. Available: https://www.ijfans.org/index.php/Journal/article/view/6700