List of citations in Numdam for : Discrete breathers in anharmonic models with acoustic phonons

Annales de l'I.H.P. Physique théorique, Volume 68 (1998) no. 4, pp. 381-420.

James, Guillaume;  Noble, Pascal;  Sire, Yannick

Annales de l'I.H.P. Analyse non linéaire, Volume 26 (2009) no. 4, pp. 1237-1264.