L. Pietronero, P. Benedetti, E. Cappelluti,
C. Grimaldi, S. Strässler and G. Varelogiannis:
"Nonadiabatic superconductivity: electron phonon
interaction beyond Migdal's theorem"
Journ. Low Temp. Phys. 99, 351 (1995)
E. Cappelluti, C. Grimaldi and L. Pietronero:
"Superconductivity
beyond Migdal's theorem and the role of
density of states singularities"
J. of Supercond. 10, 397 (1997)
C. Grimaldi, E. Cappelluti and L. Pietronero:
"Superconducting and normal state effects due to the breakdown
of Migdal's theorem"
in Models and Phenomenology for
Conventional and High-Temperature Superconductivity,
eds. G. Iadonisi, J.R. Schrieffer and M.L. Chiofalo
(Società Italiana di Fisica, Bologna 1998)
E. Cappelluti, C. Grimaldi, L. Pietronero and
S. Strässler:
"Electron-phonon nonadiabatic effects
in fullerene-based superconductors"
in Electrons and Photons in Solids,
Volume in honour of Franco Bassani
(Quaderni della Scuola Normale Superiore,
Pisa 2001)
E. Cappelluti, L. Pietronero,
C. Grimaldi and
S. Strässler:
"Nonadiabatic superconductivity in fullerenes,
cuprates and MgB2"
in Models and Methods of High-Tc
Superconductivity: Some Frontal Aspects,
eds. J.K. Srivastava and S.M. Rao
(Nova Science Publishers, New York 2003)
S. Ciuchi, M. Capone, E. Cappelluti and G. Sangiovanni:
"Polarons and bipolarons in Holstein and
Holstein-t-J models
by dynamical mean-field theory"
in Polarons in Bulk Materials and Systems
with Reduced Dimensionality,
eds. G. Iadonisi, J. Ranninger and G. De Filippis
(IOS Press, Oxford 2006)