@article{IVM_1968_6_a8,
     author = {S. A. Malkin},
     title = {An example of two metrically nonisomorphi ergodic automorphisms with the same simple spectrum},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {69--74},
     publisher = {mathdoc},
     number = {6},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1968_6_a8/}
}