“Joint Analysis and Economic Significance of Lakhra Formation in the Vicinity of Khanu Brohi, Jamshoro, Sindh”. Sindh University Research Journal - SURJ (Science Series) 45, no. 2 (June 3, 2013). Accessed November 13, 2026. https://sujo.usindh.edu.pk/index.php/SURJ/article/view/5563.