Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1957_113_6_a16, author = {G. A. Zaitsev}, title = {On the fundamental relativistically invariant equation for a particle with spin $1/2$}, journal = {Doklady Akademii Nauk}, pages = {1248--1250}, publisher = {mathdoc}, volume = {113}, number = {6}, year = {1957}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1957_113_6_a16/} }
G. A. Zaitsev. On the fundamental relativistically invariant equation for a particle with spin $1/2$. Doklady Akademii Nauk, Tome 113 (1957) no. 6, pp. 1248-1250. http://geodesic.mathdoc.fr/item/DAN_1957_113_6_a16/