@article{AIHPA_1981__35_2_113_0,
     author = {Bona, C. and Fustero, X.},
     title = {Relativistic spin particles},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {113--130},
     publisher = {Gauthier-Villars},
     volume = {35},
     number = {2},
     year = {1981},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1981__35_2_113_0/}
}