000 00274pam a2200109a 44500
082 _a531.51
_bB45I
100 _aBergmann, Petr Gabriel
245 1 _aINTRODUCTION TO THE THEORY OF RELATIVITY
260 _a
_bAsia Publishing House
_c1960
964 _gCIRC
997 _a6819 C
999 _c410810
_d410810