P. Kupurai, A. T. Kugedera, and N. Sakadzo, “Evaluating the Potential Contribution of Non-timber Forest Products (NTFPs) to Smallholder Farmers in Semi-arid and Arid Regions: A case of Chivi, Zimbabwe”, Res. in Ecol., vol. 3, no. 1, pp. 22–30, Apr. 2021.