List of citations in Numdam for : New Liouville theorems for linear second order degenerate elliptic equations in divergence form
Annales de l'I.H.P. Analyse non linéaire, Volume 22 (2005) no. 1, pp. 11-23.
Annales de l'I.H.P. Analyse non linéaire, Volume 25 (2008) no. 1, pp. 173-179.