1. Indonesian General Directorate of Plantation, Produksi Kelapa Sawit Menurut Provinsi Di Indonesia, 2016-2020 (2019).
2. P.F. Rupani, R.P. Singh, M.H. Ibrahim, and N. Esa, World Appl. Sci. J. 11, 70 (2010).
3. C. Visvanathan, T. Setiadi, G. Herath, and S. Han, Eco-Industrial Clusters in Urban-Rural Fringe Areas (Asian Institute of Technology, Thailand, 2009).
4. Environmental impact of lignocellulosic wastes and their effective exploitation as smart carriers – A drive towards greener and eco-friendlier biocatalytic systems
5. The Enzymatic Hydrolysis of Oil Palm Empty Fruit Bunches to Xylose