Abdulaali, H. S., Usman, I. M. S., Basung, J. E., Abdulhasan, M. J., & Hameed, M. S. (2022). Conceptual Design of Ecotourism Products Proposal at Mangrove Forest in Ketam Island, Malaysia. International Journal of Global Optimization and Its Application, 1(2), 111–119. https://doi.org/10.56225/ijgoia.v1i2.20