Al-Kifaae, A. and Aayed, N. H. (2017) “Effect of Organic Soil Acidity on the Properties of Iraqi Soil”, American Scientific Research Journal for Engineering, Technology, and Sciences, 28(1), pp. 306–319. Available at: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/2689 (Accessed: 1 May 2024).