Hawar Razvanchy, Hogar Hamzah Omar, Abdulkadir Sürücü, Daban Kadhim Omar,. “Spatial Analysis of Predicting Soil Physicochemical Properties Using Satellite Images: A Case Study in Erbil Governorate”. Design Engineering (August 3, 2021): 6386-6396. Accessed May 2, 2024. http://www.thedesignengineering.com/index.php/DE/article/view/3135.