000 00349nam a2200121Ia 4500
100 _aNijhawan O P; Gupta A K; Musla A K & Singh Kehar
020 _a81-7319-285-5
942 _cBK
245 _aOptics and optoelectronics vol. 2
_btheory, devices and applications
260 _aNarosa, New Delhi
_c1999
082 _a621.38045 Nij
300 _axxiii,761
999 _c25424
_d25424