TY  - BOOK
AU  - Chopra Kasturi L
TI  - Optical behaviour of materials :  indo-French seminar procedings
U1  - C51p2-53,N73, L3 
PY  - 1973///
CY  - Delhi
PB  - Thomas Press India Limited     
KW  - PHYSICS
N1  - DSK Collection
ER  -