@article{SM_2010_201_6_a3,
     author = {L. S. Efremova},
     title = {Differential properties and attracting sets of a~simplest skew product of interval maps},
     journal = {Sbornik. Mathematics},
     pages = {873--907},
     publisher = {mathdoc},
     volume = {201},
     number = {6},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2010_201_6_a3/}
}