NILAI KETIDAKTERATURAN PADA GRAF BUKU SEGITIGA. Jurnal Axiomath : Jurnal Matematika Dan Aplikasinya, [S. l.], v. 2, n. 1, p. 1–4, 2020. DOI: 10.46918/axiomath.v2i1.636. Disponível em: http://ejournals.umma.ac.id/index.php/axiomath/article/view/636. Acesso em: 27 jul. 2025.