000 00280nam a2200121Ia 4500
008 160710s1977 xx 000 0 und d
082 _a530 DHA
100 _aDHAR,B.L. & OTHERS
245 _aPROBLEMS IN PHYSICS
260 _bS.CHAND
_c1977
300 _a8.96+10
942 _2ddc
_cB
999 _c39481
_d39481