@article{SM_2007_198_4_a6,
     author = {S. V. Tikhonov},
     title = {A~complete metric in the set of mixing transformations},
     journal = {Sbornik. Mathematics},
     pages = {575--596},
     publisher = {mathdoc},
     volume = {198},
     number = {4},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2007_198_4_a6/}
}