Galkina T.I. ,     Klokov A.Y. ,     Sharkov A.I. ,     Khmelnitskii R.A. ,     Dravin V.A. ,     Gippius A.A. Seventh Int. Conf. on Phonon Scattering in Condensed Matter. August 3-7,1992, Ithaca, NY, USA , с. P.64   Copyright © БЕН РАН.