khan, N. M., Ahmad, I., hussain, S., & Ahmad, J. (2017). Beneficiation of low grade Phosphate Rock by Shaking Table of Garhi Habib Ullah (GHU), District Mansehra. Journal of the Pakistan Institute of Chemical Engineers, 45(1), JPIChE 45 (1) 2017 83–89. Retrieved from http://piche.org.pk/journal/index.php/jpiche/article/view/324