Stability results for Harnack inequalities

Grigor'yan, Alexander; Saloff-Coste, Laurent

Annales de l'Institut Fourier, Volume 55 (2005) p. 825-890

On the relation between elliptic and parabolic Harnack inequalities

Hebisch, Waldemar; Saloff-Coste, Laurent

Annales de l'Institut Fourier, Volume 51 (2001) p. 1437-1481