Raman scattering of Ge dot superlattices A. Milekhin, N. P. Stepina, A. I. Yakimov, A. I. Nikiforov, S. Schulze and D. R.T. Zahn Eur. Phys. J. B, 16 2 (2000) 355-359 Published online: 15 July 2000 DOI: 10.1007/s100510070236