Vibrational anomalies and marginal stability of glassesAlessia Marruzzo, Stephan Köhler, Andrea Fratalocchi, Giancarlo Ruocco and Walter SchirmacherEur. Phys. J. Special Topics, 216 (2013) 83-93DOI: https://doi.org/10.1140/epjst/e2013-01731-5