PARLINDUNGAN, M. T.; SARIYASA, S.; DEWI, P. K. . Indeks Randic Pada Graf Nilpoten Dari Gelanggang Bilangan Bulat Modulo: The Randić Index Of The Nilpotent Graph Of The Integers Modulo Ring. Citizen : Jurnal Ilmiah Multidisiplin Indonesia, [S. l.], v. 6, n. 1, p. 67–82, 2026. DOI: 10.53866/jimi.v6i1.1191. Disponível em: https://www.journal.das-institute.com/index.php/citizen-journal/article/view/1191. Acesso em: 21 apr. 2026.