Irawan, Wahri, and Kiki Sugeng. “CHARACTERISTIC ANTIADJACENCY MATRIX OF GRAPH JOIN”. BAREKENG: Jurnal Ilmu Matematika dan Terapan 16, no. 1 (March 21, 2022): 041-046. Accessed November 22, 2024. https://ojs3.unpatti.ac.id/index.php/barekeng/article/view/4038.