Khorshid, S. and Salman, R. (2023) “Using Ultrasonic Technique to Measure Some Petrophysical Properties of Yamama Formation at Ratawi-7 Oil Well Core Samples, Southern Iraq”, Iraqi Journal of Science, 55(2B), pp. 768–779. Available at: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/11800 (Accessed: 5 December 2025).