000 00469nam a2200193Ia 4500
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041 _aENGLISH
082 _aREF542
_bG977L
100 _aGupta S C
245 0 _aLASER and Non Linear Optics.
250 _a3rd
260 _aNew Delhi.
_bUDH
_c2018
300 _a289
365 _b350
650 _aPhysics.
942 _cTB
999 _c103
_d103