1. J.-B. Suck: KFK report 2231 (1975)
2. J. D. Axe: “Inelastic Coherent Neutron Scattering in Amorphous Solids” in Physics of Structurally Disordered Solids (1976), ed. by S.S. Mitra (Plenum Press, New York 1977) pp. 507–524
3. Topics Appl. Phys.;A. P. Malozemoff,1981
4. S. C. Moss, D. L. Price, J. M. Carpenter, D.Pan, D. Turnbull: Bull. Am. Phys. Soc. 19, 321 (1974)
5. D.Weaire, P.C.Taylor: “Vibrational Properties of Amorphous Solids”, in Dynamical Properties of Solids, Vol. 4, ed. by G. K. Horton, A. A. Maradudin (North-Holland, Amsterdam, New York, Oxford 1980) Chap. 1, pp. 1–61