CRYSTALLOGRAPHY

The mechanism of ferroelectric transition in $\mathrm{NaNH}_4\mathrm{SeO}_4\cdot2\mathrm{H}_2\mathrm{O}$

I. P. Alexandrova, V. F. Shabanov, V. I. Yuzvak, K. S. Aleksandrov

Kirensky Institute of Physics, Siberian Branch of USSR Academy of Sciences, Кrasnoyarsk

UDC: 548.0:537.226.33

Received: 19.12.1973