Bhatt, Poonam . Indian journal of pure and applied physics (2007) / Monographic Serials edited by Poonam Bhatt. - New Delhi : CSIR-NISCAIR , 2007. - v. in various pagings : figs.,tables ; 26cm . - Vol.45 no.1-6(BJ-3574)- Frequency: Monthly. ISSN: 0019-5596(Print), 0975-1041(Online). Abstract journal Includes bibliographical references ISBN: NULL (Binding) Subjects--Index Terms: PHYSICS-PERIODICALS Dewey Class. No.: 530.05 / BHA/I