Media type: E-Article Title: Ab initio calculation of vibrational spectra of orthorhombic IV–VI layered crystals Contributor: Gashimzade, F. M.; Guseinova, D. A.; Jahangirli, Z. A.; Nizametdinova, M. A. imprint: Pleiades Publishing Ltd, 2013 Published in: Physics of the Solid State Language: English DOI: 10.1134/s1063783413090126 ISSN: 1063-7834; 1090-6460 Keywords: Condensed Matter Physics ; Electronic, Optical and Magnetic Materials Origination: Footnote: