Kamil Raoof , Bafren, Khabat Mohammed Ahmed, and Rand Mohammed Othman. “An Experimental Study of Locally Assembled Vacuum Chamber and Estimation of Sample Porosities from Various Formations, Northern Iraq ”. Tikrit Journal of Pure Science 30, no. 2 (April 25, 2025): 63–75. Accessed June 17, 2025. https://tjpsj.org/index.php/tjps/article/view/1762.