Gazeau, J.P.; Siegl, P.; Youssef, A.
(Symmetry, Integrability and Geometry: Methods and Applications, 2010)
Experimental evidences and theoretical motivations lead to consider the curved space-time relativity based on the de Sitter group SO0(1,4) or Sp(2,2) as an appealing substitute to the flat space-time Poincaré relativity. ...