000			00339nam a2200145 4500
082			_a530.1076 _bGRE
100			_aGrechko,L G
245			_aProblems in Theoretical Physics
260			_aMoscow _bMIR Publishers _c1977
300			_a447p.
700			_aSugakov, V I
700			_aTomasevich, O F
700			_aFedorchenko, A M
942			_cBK
999			_c248357 _d248357