A class of Lie and Jordan algebras realized by means of the canonical commutation relations

Tilgner, Hans

Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Volume 14 (1971) p. 179-188

A class of solvable Lie groups and their relation to the canonical formalism

Tilgner, Hans

Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Volume 13 (1970) p. 103-127

A spectrum generating nilpotent group for the relativistic free particle

Tilgner, Hans

Annales de l'institut Henri Poincaré. Section A, Physique Théorique, Volume 13 (1970) p. 129-136