@article{ND_2021_17_3_a5,
     author = {M. K. Barinova and E. Y. Gogulina and O. V. Pochinka},
     title = {Omega-classification of {Surface} {Diffeomorphisms
}},
     journal = {Russian journal of nonlinear dynamics},
     pages = {321--334},
     publisher = {mathdoc},
     volume = {17},
     number = {3},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ND_2021_17_3_a5/}
}