@article{INTM_1975_13_a3,
     author = {A. B. Katok and Ya. G. Sinai and A. M. Stepin},
     title = {The theory of dynamical systems and general transformation groups with invariant measure},
     journal = {Itogi nauki i tehniki. Seri\^a, Matemati\v{c}eskij analiz},
     pages = {129--262},
     publisher = {mathdoc},
     volume = {13},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTM_1975_13_a3/}
}