@article{DAN_1963_152_5_a12,
     author = {M. A. Naimark},
     title = {Unitary representations of the {Lorentz} group in the space $\Pi_k$},
     journal = {Doklady Akademii Nauk},
     pages = {1064--1067},
     publisher = {mathdoc},
     volume = {152},
     number = {5},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_152_5_a12/}
}