Salh Alhasany, Basim Mhhmad. (2022) 2022. “The Theory of Improvement and Ugliness and Its Role in the Structural Thinking of the Principles of Jurisprudence - a Fundamental Study”. Journal of Tikrit University for Humanities 29 (4):1-24. https://doi.org/10.25130/jtuh.29.4.2022.01.