Zachek, I. R.     Thermodynamic and dynamic dielectric properties of one-dimensional hydrogen bonded ferroelectric of PbHPO4-type [Текст] / I.R. Zachek, R.R. Levitskii, Ya. Shchur, O.B. Bilenka // Condensed Matter Physics [Текст] / The Institute for Condensed Matter Physics of the National Academy of Sciences of Ukraine. — P. 43702-1–43702-12.