On the characters of exponential solvable Lie groups

Pedersen, Niels Vigand

Annales scientifiques de l'École Normale Supérieure, Volume 17 (1984) p. 1-29

On the infinitesimal kernel of irreducible representations of nilpotent Lie groups

Pedersen, Niels Vigand

Bulletin de la Société Mathématique de France, Volume 112 (1984) p. 423-467

Lie groups with smooth characters and with smooth semicharacters

Pedersen, Niels Vigand

Compositio Mathematica, Volume 48 (1983) p. 185-208