00581nam a22001577a 4500003000800000005001700008008004100025040002100066082001700087245011300104260004300217300003600260500006900296504004100365650001700406BD-DhUL20181108102617.0161124s196712  bg a|||| m||| 00| 0 eng d  aBD-DhULcBD-DhUL  a378.242bDIS 0aA dissertation in partial fulfilment of the requirements for the degree of master of science.h[MS Thesis] /  aDacca : bUniversity of Dhaka, c1967.  a72 p. : bill.,maps. ; c29 cm.  aThesis (MS) -- Department of Physics, University of Dhaka, 1967.  aIncludes bibliographical references. 0aDissertation