Sengupta, S. P. . Indian journal of physics (1991) / Monographic Serials edited by S. P. Sengupta. - Kolkata : Indian Association for the cultivation of science , 1991. - V.65A &V.65B : figs., tables ; 24cm . - V.65A, no. 1-3(BJ-1149)- NULL ISBN: NULL (Hb) Subjects--Index Terms: PHYSICS Dewey Class. No.: 530.095405 / SEN/I