-, -, مروان, and زيد. “A Comparison Between Some Statistical Analyses in a Study of the Power of PH and the Concentration of CO2 in Tigris River Through Mosul City”. IRAQI JOURNAL OF STATISTICAL SCIENCES 11, no. 2 (June 25, 2025): 184–203. Accessed August 3, 2025. https://rjps.uomosul.edu.iq/index.php/stats/article/view/20912.