Ali Rezaei, Hossein Hassani, Parviz Moarefvand, and Abbas Golmohammadi. “Grade 3D Block Modeling and Reserve Estimation of the C-North Iron Skarn Ore Deposit, Sangan, NE Iran”. Global Journal of Earth Science and Engineering 6, no. 1 (December 27, 2019): 23–37. Accessed March 12, 2025. https://avantipublisher.com/index.php/gjese/article/view/748.