Bire, R. B., Y. E. Nugraha, and F. R. A. Welly. “A FUZZY-ANALYTIC HIERARCHY PROCESS OF TOURISM SUPPLY CHAIN PERFORMANCE: CUSTOMER PERSPECTIVES”. ENLIGHTENING TOURISM. A PATHMAKING JOURNAL, Vol. 11, no. 2, Dec. 2021, pp. 531-57, doi:10.33776/et.v11i2.5257.