https://uomosul.edu.iq/environmentalscience/%d9%86%d8%b4%d8%b1-%d8%a8%d8%ad%d8%ab-%d8%b1%d8%b5%d9%8a%d9%86-%d8%b6%d9%85%d9%86-%d8%af%d8%a7%d8%b1-%d8%a7%d9%84%d9%86%d8%b4%d8%b1-springer/