Shahruddin, Mohd Solahuddin, Ahmad Zuhdi Ismail, Syaimaa’ Asbullah, and Abdul Hadi Nawawi. 2022. “Strengthening Al-Khums towards National Economic Sustainability: A Descriptive Study”. Environment-Behaviour Proceedings Journal 7 (20):335-41. https://doi.org/10.21834/ebpj.v7i20.3626.