TY - SER AU - Chandrashekaran,M K . TI - Resonance : journal of science education (2003) / U1 - 507.2 PY - 2003/// CY - Bangalore : PB - Indian Academy of Sciences , KW - SCIENCE-PERIODICALS N1 - Frequency: Monthly. ISSN: 0971-8044; Includes bibliographical references and index ER -