List of citations in Numdam for : Riesz means on Lie groups and riemannian manifolds of nonnegative curvature

Bulletin de la Société Mathématique de France, Volume 122 (1994) no. 2, p. 209-223

Marias, Michel

Annales mathématiques Blaise Pascal, Volume 10 (2003) no. 1, p. 133-160