Kinyili, B., E. Ndunda, and E. Kitur. “Influence of Agroforestry on Rural Income and Livelihood of Smallholder Farmers in the Semi-Arid Region of Sub Saharan Africa”. Journal of Tropical Forestry and Environment, vol. 10, no. 1, Aug. 2020, doi:10.31357/jtfe.v10i1.4691.