WIDODO, Slamet; SITUMORANG, Syafrizal Helmi; LUBIS, Arlina Nurbaity; LUMBANRAJA, Prihatin. Halal Tourism: Development, Challenges and Opportunities. Frontiers in Business and Economics, [S. l.], v. 1, n. 2, p. 50–58, 2022. DOI: 10.56225/finbe.v1i2.85. Disponível em: https://journal.srnintellectual.com/index.php/finbe/article/view/85. Acesso em: 30 nov. 2025.