TY - JOUR AU - João C. A. Barata AU - Marcos Brum TI - Wavepackets on de Sitter Spacetime JO - Symmetry, integrability and geometry: methods and applications PY - 2019 VL - 15 UR - http://geodesic.mathdoc.fr/item/SIGMA_2019_15_a59/ LA - en ID - SIGMA_2019_15_a59 ER -