PUTRA, Aan; ZULKARDI, Zulkardi; PUTRI, Ratu Ilma Indra; LASWADI, Laswadi. Enumeration rules and numeracy problems in tourism activities. Journal of Honai Math, [S. l.], v. 8, n. 3, p. 321–338, 2025. DOI: 10.30862/jhm.v8i3.980. Disponível em: https://journalfkipunipa.org/index.php/jhm/article/view/980. Acesso em: 25 feb. 2026.