Yudiantoro, D. and Suselo, D. (2024) “ANALYSIS OF THE GLOBAL MUSLIM TRAVEL INDEX (GMTI) APPROACH AS AN EFFORT TO DEVELOP HALAL TOURISM IN THE WILIS RING AREA OF TULUNGAGUNG REGENCY”, An-Nisbah: Jurnal Ekonomi Syariah, 11(1), pp. 31-45. doi: 10.21274/an.v11i1.8504.