000 00448nam a2200157Ia 4500
008 211115s9999 xx 000 0 und d
020 _a81-89301-05-5
041 _aeng
082 _aC
_bQ3;1
100 _aKushwaha, Sunil .
245 0 _aUGC-CSIR JRF/NET Physical Sciences(Physics) /
_cby Sunil Kushwaha, N.M. Singh.
260 _aNew Delhi :
_bDanika Publishing Company ,
_c2013
300 _a783p, 23 ;
650 _aPhysics
942 _cTB
999 _c64550
_d64550