N. A. Abd Wahab, N. Ab Hamid, N. Che Man, and S. N. I. Hashim, “KONSEP HIFZ AL-’AQL DALAM AKTIVITI PELANCONGAN: SATU KAJIAN AWAL: CONCEPT OF HIFZ AL-’AQL IN TOURISM ACTIVITIES: AN OVERVIEW”, J. Muwafaqat, vol. 2, no. 2, pp. 73–92, Dec. 2019.