000 00303nam a2200121Ia 4500
008 240125s9999||||xx |||||||||||||| ||und||
041 _aeng
082 _a530
_bN81 IRO
100 _aIrodov, I.E.
_916053
245 0 _aProblems in general physics
260 _bMir publications
_aMoscow
_c1981
942 _cBK
999 _c27343
_d27343