1. Alieu, E. K. (2001). Forestry Outlook Studies in Africa (FOSA) Sierra Leone: A Brief on the Forestry Outlook Study. Food and Agriculture Organization of the United Nations. https://www.fao.org/3/ab577e/ab577e.pdf
2. Alieu, E. K., Mattia, S. B., & Kargbo, I. R. (2021). Forestry Education in Sierra Leone: Progress and Constraints in Preparing for the Job Market. International Journal of Silviculture and Agroforestry (IJSA), 4, 117-121.
3. Reframing Deforestation
4. FAO (2020). Global Forest Resources Assessment 2020: Sierra Leone Report. Food and Agriculture Organization of the United Nations.
5. Fayiah, M. (2017). Major Causes Leading to the Destruction of Sierra Leone Forest Estate. Van Sangyan, 4, 29-41.