1. Agrawal, A., Cashore, B., Benson , C. & Muller, D. (2013). Economic Contribution of forests (10th session). UNFF. https://www.un.org/esa/forests/pdf/session-documents/unff10/EcoContrForests.pdf
2. Can non-timber forest products match tropical forest conservation and development objectives?
3. Attah, A. N. (2021). Initial assessment of the impact of COVID-19 on Sustainable Forest Management African States, background paper prepared for the UN Forum on forests secretariat. https://www.un.org/esa/forests/wp-content/uploads/2021/01/Covid-19-SFM-impact-Africa.pdf. (Accessed 26/01/2023).
4. Local-Level Valuation of Savanna Resources: A Case Study from Zimbabwe
5. The use of the telephone interview for research