SILALAHI, Raphita Yanisari; SUPARTA, I Nengah; SARIYASA, Sariyasa; SIRINGO-RINGO, Rasmin; ANDRIANI, Kadek Ria. Graceful Chromatic Numbers of Three Variants of Triangular Ladder Graphs. Venn: Journal of Sustainable Innovation on Education, Mathematics and Natural Sciences, [S. l.], v. 5, n. 5, p. 1316–1327, 2026. DOI: 10.53696/venn.v5i5.682. Disponível em: https://journal.web.id/journals/venn/article/view/682. Acesso em: 1 nov. 2026.