ASWAD, FAWAZ KH., ALI A. YOUSIF, and SAYRAN A. IBRAHIM. “TREND ANALYSIS USING MANN-KENDALL AND SEN’S SLOPE ESTIMATOR TEST FOR ANNUAL AND MONTHLY RAINFALL FOR SINJAR DISTRICT, IRAQ”. Journal of Duhok University 23, no. 2 (January 6, 2021): 501-508. Accessed April 25, 2024. https://journal.uod.ac/index.php/uodjournal/article/view/954.