000 00267nam a2200133 4500
020 _a
_c
082 _a
100 _aMurugeshan R
245 _aModern Physics
250 _a
260 _bS Chand and Company Ltd; New Delhi
_c2016
590 _a
_b
_d
942 _cBK
999 _c451521
_d451521