A. khudher, A., and D. Younis Mohamed Hassan. “The Effect of Intermittent Addition on the Wetness Pattern of Subsurface Drip Irrigation”. Al-Rafidain Engineering Journal (AREJ), vol. 27, no. 1, Mar. 2022, pp. 205-12, doi:10.33899/rengj.2021.130853.1123.