TY  - BOOK
AU  - Nijhawan O P; Gupta A K; Musla A K & Singh Kehar
TI  - Optics and optoelectronics vol. 2: theory, devices and applications
SN  - 81-7319-285-5
U1  - 621.38045 Nij 
PY  - 1999///
CY  - Narosa, New Delhi
ER  -