000 00414pam a2200133 a 4500
020 _a0019-5596
_c
041 _h
082 _a050
_bBHA
100 _aBhatt p ,
_eAuthor .
245 _aIndian journal of pure and Applied Physics Vol 50 , No 1-12 ,
_hBound Volumes
260 _a[s.l]:
_bNational Institute of Scioence Communication and Information resources ,
_c2012.
300 _a0:
_bHB;
_c28*20.
930 _a15784
999 _c59005
_d59005