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Yunus M, Suwito, Hardyansah R, Mujito, Yulianis MSF. Legal Sanctions for Umrah Travel Agencies that Violate Agreements and Law Enforcement Constraints. Journal of Social Science Studies [Internet]. 2023 Jan. 2 [cited 2026 Jan. 28];3(1):47-52. Available from: https://jos3journals.id/index.php/jos3/article/view/210