Mian, I. and Jabeen, N. (1990) “Sodic Pyroxenes and Amphiboles from Koga Syenites of Ambela Granitic Complex, NWFP Pakistan”, Journal of Himalayan Earth Sciences, 23(1), pp. 67-85. Available at: http://ojs.uop.edu.pk/jhes/article/view/1374 (Accessed: 29November2024).