000 00302nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aV. Lakshmi and S. Usha
245 0 _aApplied Physics
250 _a-
260 _a-
260 _b-
260 _c0
650 _aApplied Physics
942 _cBK
999 _c21002
_d21002