000			00354nam a22001337a 4500
008			160428b xsy||||| |||| 00| 0 eng d
082			_a540
100	1		_aTrifonov, D.N. _951772
245	1		_aChemical Elements\ _cD.N.Trifonov.
260			_aMoscow: _bMir publishers, _c1982.
300			_a264p; _c14c.m.
650			_aChemistry. _951773
942			_2ddc _cBK
999			_c305917 _d305917