Parametric crystal optics of nonmagnetic ferroics

by Vlokh, O.G.
Published 1998

Lattice dynamics of a monoclinic CsH₂PO₄ crystal

by Shchur, Ya.I., Levitskii, R.R., Vlokh, O.G., Kityk, A.V., Vysochansky, Y.M., Grabar, A.A.
Published 1999