@article{MZM_1979_25_6_a11,
     author = {S. Yu. Pilyugin},
     title = {Number of the periodic points of a~diffeomorphism},
     journal = {Matemati\v{c}eskie zametki},
     pages = {933--938},
     publisher = {mathdoc},
     volume = {25},
     number = {6},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1979_25_6_a11/}
}