Al-Obaidi, Sudad H, Falah H Khalaf, and Hiba H Alwan. 2021. “Performance Analysis of Hydrocarbon Wells Based on the Skin Zone”. Technium: Romanian Journal of Applied Sciences and Technology 3 (4). Constanta, Romania:50-56. https://www.techniumscience.com/index.php/technium/article/view/3439.