Raman scattering on acoustic and soft modes in incommensurate ferroelectric thiourea / A.N.Vtyurin,A.N.Botvich,T.A.Pozdnyakova и др., 1992. - 13 p. - Текст : непосредственный.
Ботвич А.Н. Local electric field effects and second harmonic generation in lengmuir-blodgett films preliminary results / А. Н. Ботвич, M. P. Shkuryaev, A. N. Vtyurin, 1992. - 10 p. - Текст : непосредственный.