A. S. Siregar, V. Gaffar, H. Monoarfa, D. Andriana, and A. Shahril, “FACTORS AFFECTING THE ATTRIBUTES OF HALAL DESTINATIONS IN WEST SUMATRA TOURISM ”, J. EKON. PENDIDIK. DAN KEWIRAUSAHAAN, vol. 13, no. 1, pp. 59–78, Feb. 2025.