Square integrability of group representations on homogeneous spaces. II. Coherent and quasi-coherent states. The case of the Poincaré group S. T. Ali; J.-P. Antoine; J.-P. Gazeau — 1991 Annales de l'I.H.P. Physique théorique
Square integrability of group representations on homogeneous spaces. I. Reproducing triples and frames S. T. Ali; J.-P. Antoine; J.-P. Gazeau — 1991 Annales de l'I.H.P. Physique théorique