H. S. Abdulaali, I. M. S. Usman, J. E. Basung, M. J. Abdulhasan, and M. S. Hameed, “Conceptual Design of Ecotourism Products Proposal at Mangrove Forest in Ketam Island, Malaysia”, IJGOIA, vol. 1, no. 2, pp. 111–119, Jun. 2022.