RIZKY, F. Implementation of forward chaining in tourism recommendation selection expert system based on user preferences. Jurnal Mandiri IT, [S. l.], v. 12, n. 2, p. 82–86, 2023. DOI: 10.35335/mandiri.v12i2.247. Disponível em: https://ejournal.isha.or.id/index.php/Mandiri/article/view/247. Acesso em: 3 may. 2026.