Distribution and concentrations of trace, major and rare elements and the grain size analyses of surface sediments of Pasur river and offshore area of the Northern part of Bay of Bengal / Nirma Kundu. [M. Sc. Thesis] Kundu, Nirma 631.41 KUD Thesis (M. Sc.)--Department of Oceanography, University of Dhaka, Session: 2014-2015 Includes bibliographical references. Dhaka : University of Dhaka, 2017. 2017. 2017 Text [6], xxi, 197 p. : eng