Agustiarini, Efni, and A.N.M. Salman. “The Non-Isolated Domination Number of a Graph”. Jurnal Matematika, Statistika dan Komputasi 21, no. 3 (May 14, 2025): 786–795. Accessed February 27, 2026. https://journal.unhas.ac.id/index.php/jmsk/article/view/43474.