@article{AUCMP_2001__42_2_a3,
     author = {Cicho\'n, Jacek and Szczepaniak, Przemyslaw},
     title = {On almost invariant subsets of the real line},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {17--21},
     publisher = {mathdoc},
     volume = {42},
     number = {2},
     year = {2001},
     mrnumber = {1900387},
     zbl = {1001.03047},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_2001__42_2_a3/}
}