000 00746nai a2200169 a 4500
003 HQRS
005 20190508221037.0
008 150617s2015 xx 000 0 eng d
040 _aHQRS
_beng
_cHQRS
041 _heng
245 _aN.P.L. Technical Bulletin
246 _aNPL Technical Bulletin
260 _aNew Delhi:
_bNational Physical Laboratory
300 _av.p.
500 _aLib/WDR/15/2006-07(wdr no.17441;acc. no.3467) Lib/WDR/15/2006-07(wdr no.17442;acc.no.19956) Lib/WDR/15/2006-07(wdr no.17443;acc.no.15204) Lib/WDR/15/2006-07(wdr no.17444;acc.no.15162) Lib/WDR/15/2006-07(wdr nos.17445-46;acc.nos.20133-34) Lib/WDR/15/2006-07(wdr no.17447;acc.no.26523) Lib./WDR/1/2015-16 dt. 21.3.16 (acc nos.26461, 26565)
942 _2udc
_cBJ
999 _c436
_d436