- L. Pietronero,
“Superconductivity mechanism in doped C60“,
Europhys. Lett. 17, 365 (1992).
- L. Pietronero and S. Str�ssler,
“Theory of non-adiabatic superconductivity”,
Europhys. Lett. 18, 627 (1992).
- P. Benedetti, C. Grimaldi, L. Pietronero and G. Varelogiannis,
“Superconductivity beyond Migdal’s theorem and high Tc phenomenology”,
Europhys. Lett. 28, 351 (1994).
- L. Pietronero, S. Str�ssler and C. Grimaldi,
“Nonadiabatic superconductivity I. Vertex corrections for the electron-phonon interactions”,
Phys. Rev. B 52, 10516 (1995).
- C. Grimaldi, L. Pietronero and S. Str�ssler,
“Nonadiabatic superconductivity II. Generalized Eliashberg equations beyond Migdal’s theorem”,
Phys. Rev. B 52, 10530 (1995).
- C. Grimaldi, L. Pietronero and S. Str�ssler,
“Nonadiabatic superconductivity: electron-phonon interaction beyond Migdal’s theorem”,
Phys. Rev. Lett. 75, 1158 (1995)