Performance of box-type solar cookers in Dhaka / Kshitish Chandra Das. [M.Phil Thesis] Das, Kshitish Chandra Energy resources 333.7923 DAP Ph. D. Thesis, Department of Physics, session, 1986-87 Includes bibliographical references. Dhaka : University of Dhaka, 1994. 1994. 1994 Text 111, 85 p. : eng