000 00366nam a2200157Ia 4500
003 HQRS
005 20180805043958.0
008 170117s2017 xx 000 0 eng d
040 _aHQRS
_beng
_cHQRS
041 _heng
110 _aNPL, New Delhi
245 _aDesign & development of optical systems
260 _aNew Delhi:
_bNPL
365 _bcomp.
942 _cLP
999 _c32628
_d32628