Ussi, Haidar Pandu Effect of locally available clay and stones as thermal storage materials on the perfomance of enhanced solar box cooker Haidar Pandu Ussi - Dar es salaam University of Dar es salaam 2022 - xii,60p.; ill.; 30cm. Includes; bibliographical referencesThesis; MSc (Physics) Subjects--Topical Terms: LC Class. No.: THS EAF TH7413.U875