Applying various satellite image processing methods on Aster and Landsat ETM+ data to identify and separate the alteration zones around gold mine of Akhtarchi, Khomein, Iran. Nexo Revista Científica [Internet]. 2020 Dec. 31 [cited 2026 Jul. 5];33(02):490-51. Available from: https://camjol.info/index.php/NEXO/article/view/10787