Phonon-like and single-particle dynamics in liquid lithiumT. Scopigno, U. Balucani, A. Cunsolo, C. Masciovecchio, G. Ruocco, F. Sette and R. VerbeniEurophys. Lett., 50 2 (2000) 189-195DOI: https://doi.org/10.1209/epl/i2000-00253-5