1. Surface enhanced Raman scattering (SERS), what do we know?
2. R.K. Chang and T.E. Furtak, Eds., Surface Enhanced Raman Scattering (Plenum, in press).
3. A. Otto, SERS, Only an Electromagnetic Resonance Effect?, in: Light Scattering in Solids, Vol. III, Eds. M. Cardona and G. Güntherrodt (Springer, in preparation).
4. A. Otto, I. Pockrand, J. Billmann and C. Pettenkofer, The “Adatom Model”: How Important is Atomic Scale Roughness?, in ref. [2].