1.
Shimaa, K. G, M. M. S, A. E. M. A, M. I. Usage of Geographic Information System for Management of Soil Fertility, Egypt: Research Article- DOI: 10.23953/cloud.ijarsg.473. IJARSG [Internet]. 2020 Jul. 9 [cited 2024 Dec. 22];9(1):pp. 3331-3349. Available from: https://cloudjl.com/index.php/RemoteSensing/article/view/10