000 00308nam a2200121Ia 4500
008 220505s1993 xx 000 0 und d
041 _aeng
082 _a530/RAO
100 _aRao,B.V.N.
_9665611
245 _aModern Physics
260 _aNew Delhi
_bWilley Eastern limited
_c1993
650 _aPHYSICS
_9665612
999 _c460687
_d460687