Emmanuel, M., C. Preston Orieko, and K. James Gichuru. “Adoption-Diffusion Model of Farm Innovations: Its Applicability to Radical Terraces Project in Rwanda”. Turkish Journal of Agriculture - Food Science and Technology, vol. 10, no. 4, Apr. 2022, pp. 579-86, doi:10.24925/turjaf.v10i4.579-586.4666.