Alulu, Joseph, David Jakinda Otieno, Willis Oluoch-Kosura, and Ochieng’ Justus. “Drivers of Transformations in Smallholder Indigenous Vegetable Value Chains in Western Kenya: Evolution of Contract Farming”. Journal of Applied Business and Economics 22, no. 6 (September 25, 2020). Accessed July 7, 2024. https://mail.articlegateway.com/index.php/JABE/article/view/3082.