@article{IVM_1970_2_a8,
     author = {A. G. Poroshkin},
     title = {On the {Riesz-von} {Neumann} theorem},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {59--69},
     publisher = {mathdoc},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1970_2_a8/}
}