@article{DAN_1957_115_5_a15,
     author = {E. E. Fradkin},
     title = {Matrix algebra in the theory of particles having a spin of $3/2$},
     journal = {Doklady Akademii Nauk},
     pages = {907--910},
     publisher = {mathdoc},
     volume = {115},
     number = {5},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_115_5_a15/}
}