https://uomosul.edu.iq/libcentral/%d8%a7%d9%84%d9%86%d8%b8%d8%a7%d9%85-%d8%a7%d9%84%d9%85%d8%aa%d9%83%d8%a7%d9%85%d9%84-%d9%84%d8%ad%d9%88%d8%b3%d8%a8%d8%a9-%d8%a7%d9%84%d9%85%d9%83%d8%aa%d8%a8%d8%a7%d8%aa-koha-%d8%a7%d9%84%d9%85/