Afanas'eva N I

Publications in Math-Net.Ru

1. IR spectroscopy splitting of ferroelectric phase transitions in $\mathrm{Sn}_{2}\mathrm{P}_{2}\mathrm{S}(\mathrm{Se})_{6}$
   
   Fizika Tverdogo Tela, 25:10 (1983),  3161–3163
2. Low-frequency modes in IR spectra of $\mathrm{Sn}_{2}\mathrm{P}_{2}\mathrm{S}_{6}$ crystal
   
   Fizika Tverdogo Tela, 25:9 (1983),  2575–2578