1.
Karkarna MZ, Yusuf YA, Umar LF. THE IMPACT OF SURFACE BLUE SAPPHIRE MINING ON LAND USE LAND COVER TYPES IN THE MAMBILA PLATEAU. FJS [Internet]. 2020Apr.14 [cited 2024Dec.19];4(1):355 -370. Available from: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/56