000			00356nam a2200145Ia 4500
008			130629s9999 xx 000 0 und d
082			_a546 TRI-C
100			_aTrifonov,D.N;Trifonov,V.D
245			_aChemical Elements
260			_bMir Publishers _c1989 _aMoscow
300			_a264
650			_aChemistry
650			_aInorganic Chemistry
942			_cBK
999			_c21651 _d21651