Al-Jalili AH, Al-Jeraisy OG. Contributions of Some Quality Improvement Tools to Support the of The Implementation Environmental Management System Specification a Field Study in Mosul Municipality Directorate. KJHS [Internet]. 2023 Aug. 1 [cited 2025 Jun. 18];6(9):5-22. Available from: https://isnra.net/index.php/KJHS/article/view/962