Chauya, S. E. Preliminary plant design economics for the production of sulphuric acid from pyrites - Dar es Salaam : University of Dar es Salaam, 1978 - viii, 165p. : ill. ; 30cm. Thesis: (MSc.) - University of Dar es Salaaam Subjects--Topical Terms: Sulphuric acid LC Class. No.: THS EAF TP215.C45