@article{AIHPA_1993__58_1_105_0,
     author = {Hachem, G.},
     title = {Effet {Zeeman} pour un \'electron de {Dirac}},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {105--123},
     publisher = {Gauthier-Villars},
     volume = {58},
     number = {1},
     year = {1993},
     mrnumber = {1208794},
     zbl = {0768.34058},
     language = {fr},
     url = {http://www.numdam.org/item/AIHPA_1993__58_1_105_0/}
}