Hama Ali, H. F., Hama Rash, A. J., Hama kareem, M. I., & Muhedin, D. A. (2019). A Correlation between Compaction Characteristics and Soil Index Properties for Fine-grained Soils. Polytechnic Journal, 9(2), 93-99. https://doi.org/10.25156/ptj.v9n2y2019.pp93-99