Tahir, M. ., Rehman, Z. U. ., Husain, S. ., Muhammad, N., Nazir, M., Sadiq, M. and Hussain, I. (2020) “UP-Gradation of black shale of Chimiari region of Pakistan by flotation scheme”, Journal of Himalayan Earth Sciences, 53(2), pp. 60-69. Available at: http://ojs.uop.edu.pk/jhes/article/view/1802 (Accessed: 24April2025).