D. Gizaw, H., and D. G. Eshete. “Assessment of Water Productivity for Small Scale Irrigation Schemes under Drip and Furrow Methods at Hormat-Golina Small Scale Irrigation Scheme, East Amhara Region, Ethiopia”. Ethiopian Journal of Applied Science and Technology, Vol. 13, no. 1, June 2022, pp. 20 -32, https://journals.ju.edu.et/index.php/ejast/article/view/3850.