@article{MZM_1976_20_4_a2,
     author = {A. B. Katok and E. A. Sataev},
     title = {Standardness of automorphisms of transposition of intervals and fluxes on surfaces},
     journal = {Matemati\v{c}eskie zametki},
     pages = {479--488},
     year = {1976},
     volume = {20},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1976_20_4_a2/}
}