@article{AIHPA_1990__52_1_83_0,
     author = {Ali, S. Twareque and Antoine, J.-P. and Gazeau, J.-P.},
     title = {De {Sitter} to {Poincar\'e} contraction and relativistic coherent states},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {83--111},
     publisher = {Gauthier-Villars},
     volume = {52},
     number = {1},
     year = {1990},
     mrnumber = {1046086},
     zbl = {0706.22018},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1990__52_1_83_0/}
}