Maulana, Addin. “KAJIAN PERHITUNGAN GLOBAL GROSS TRAVEL PROPENSITY (GTP) DAN COUNTRY POTENTIAL GENERATION INDEX (CPGI) 2016”. Jurnal Pariwisata Pesona 4, no. 2 (December 25, 2019): 139–148. Accessed January 29, 2025. https://jurnal.unmer.ac.id/index.php/jpp/article/view/2594.