Ab initio calculation of the force field and frequencies of the normal vibrations of the complex molecule LiBeH3 Sukhanov, L. P. ; Boldyrev, A. I. ; Zakzhevskii, V. G. ; Charkin, O. P. Abstract Publication: Optics and Spectroscopy Pub Date: November 1981 Bibcode: 1981OptSp..51..443S