Putro, Heru Purboyo Hidayat, and Shofi Azkarifa. “Study on Application of Touristification Concept in Likupang Tourism SEZ Development Plan”. ASEAN Journal on Hospitality and Tourism 18, no. 1 (June 18, 2020): 13-21. Accessed October 19, 2025. https://journals.itb.ac.id/index.php/ajht/article/view/13323.