00410nam a2200157Ia 450000100060000000800410000602000180004704000130006508200180007810000210009624500600011726000430017730000110022054600070023165000140023857798140507s9999    xx            000 0 und d  a9789350841778  cPK-LaUMT  a 540.9bCHO-E  aChoudhary, N. L.  aEncyclopedia of theoretical ChemistrycChoudhary, N. L.  aNew Delhi,India:bCentrum Press,c2013  a294 p.  aEN  aChemistry