%0 Journal Article %T Comparison between optimized geometries and vibrational frequencies calculated by the DFT methods for the Anderson-type heteropolyanion: Hexamolybdoaluminate(III),[Al-III(OH)(6)Mo6O18](3-) %A Alizadeh Ghanad, Mohammad Hasan %A ShakhsEmampour, Jalal %A Salimi, Alireza %A حسین رضوی %J Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy %@ 1386-1425 %D 2007