"Validity of the Franck-Condon principle in the optical spectroscopy: Optical conductivity of the Frohlich polaron", G. De Filippis, V. Cataudella, A.S. Mishchenko, C.A. Perroni, and J.T. Devreese, Phys. Rev. Lett. 96, 136405 (2006).
"Static and dynamical polaron features in coherent states basis", G. De Filippis, V. Cataudella, V. Marigliano Ramaglia, and C.A. Perroni, Phys. Rev. B 72, 14307 (2005).
"Signatures of polaron formation in systems with local and non-local electron-phonon couplings", E. Piegari, C.A. Perroni, and V. Cataudella, Eur. Phys. J. B 44, 415 (2005).
''Effects of electron-phonon coupling range on the polaron formation'', C.A. Perroni, V. Cataudella, G. De Filippis, V. Marigliano Ramaglia, Phys. Rev. B 71, 54301 (2005).
''Formation of polaron clusters'', C.A. Perroni, G. Iadonisi, and V.K. Mukhomorov, Eur. Phys. J. B 41, 163 (2004).
"Polaron features for long-range electron-phonon interaction", C.A. Perroni, V. Cataudella, and G. De Filippis, J. Phys.: Condens. Matter 16, 1593 (2004).
"Polaron formation for non-local electron-phonon coupling: A variational wave-function study", C.A. Perroni, E. Piegari, M. Capone, and V. Cataudella, Phys. Rev. B 69, 174301 (2004).
"Electron gas with polaronic effects: beyond the mean-field theory", F. G. Bassani, V. Cataudella, M.L. Chiofalo, G. De Filippis, G. Iadonisi, and C.A. Perroni, Phys. Stat. Sol. (B) 237, 173 (2003).
"Ground state features of the Frohlich model", G. De Filippis, V. Cataudella, V. Marigliano Ramaglia, C.A. Perroni, and D. Bercioux, Eur. Phys. J. B 36, 65 (2003).
"Crossover from large to small bipolarons", G. Iadonisi, C.A. Perroni, V. Cataudella, and G. De Filippis, J. Phys.: Condens. Matter 13, 1499 (2001).
"Polaron and bipolaron formation in the Hubbard-Holstein model: Role of next-nearest neighbor electron hopping", G. De Filippis, V. Cataudella, G. Iadonisi, V. Marigliano Ramaglia, C.A. Perroni, and F. Ventriglia, Phys. Rev. B 64, 155105 (2001).
''A new variational approach for the Holstein molecular crystal model'', V. Cataudella, G. De Filippis and G. Iadonisi, Phys. Rev. B 60, 15163 (1999).
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''Normal Properties of an interacting large polaron gas'', G. De Filippis, V. Cataudella e G. Iadonisi, European Physical Jour. B 8, 339 (1999)
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