Tayyaba Shaheen, MSc Chemistry, 2005-2007 Supervised by Dr. I. H. Khan Study of commercial copper hydrometallurgical process / Tayyaba Shaheen - Lahore : Division of Science & Technology, University of Education, 2007 - 50 p. Subjects--Topical Terms: Chemistry--Copper--Hydrometallurgical Dewey Class. No.: 543 / St9468