@article{FAA_1973_7_3_a0,
     author = {A. M. Vershik},
     title = {Four definitions of the scale of an automorphism},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {1--17},
     publisher = {mathdoc},
     volume = {7},
     number = {3},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1973_7_3_a0/}
}