Salh Alhasany, B. M. (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 (Original work published April 21, 2022)