https://uomosul.edu.iq/tourismscience/%d9%85%d8%b4%d8%a7%d8%b1%d9%83%d8%a9-%d8%a3-%d9%85-%d8%af-%d9%85%d9%86%d8%a7%d9%84-%d8%b1%d8%a7%d9%81%d8%aa-%d8%ae%d8%a7%d9%84%d8%af-%d9%85%d9%86-%d9%83%d9%84%d9%8a%d8%a9-%d8%a7%d9%84%d8%b9%d9%84-2/