@article{AIHPA_1981__35_1_17_0,
     author = {Gomis, J. and Lobo, J. A. and Pons, J. M.},
     title = {A singular lagrangian model for two interacting relativistic particles},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {17--35},
     publisher = {Gauthier-Villars},
     volume = {35},
     number = {1},
     year = {1981},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1981__35_1_17_0/}
}