Computational Strategies for Spectroscopy: from Small Molecules to Nano Systems, pp. 77–135. Hoboken: John Wiley & Sons, Inc., 2012 info:cnr-pdr/source/autori:Rizzo, A; Coriani, S; Ruud, K/titolo:Response Function Theory Computational Approaches to Linear and Non-Linear Optical Spectroscopy/titolo_volume:Computational Strategies for Spectroscopy: from Small Molecules to Nano Systems/curatori_volume:/editore: /anno:2012