Mapa, M.T. (2017) “Elemen Kitar Semula ke Arah Tapak Pelupusan Mapan di Malaysia: Satu Penelitian di Tapak Pelupusan Kayu Madang, Dewan Bandaraya Kota Kinabalu, Sabah: Recycle Element towards Sustainable Landfill in Malaysia: A Study in Kayu Madang Landfill, City Hall of Kota Kinabalu, Sabah”,
GEOGRAFI, 5(1), pp. 26–37. Available at:
https://ejournal.upsi.edu.my/index.php/GEOG/article/view/2024 (Accessed: 11 May 2025).