@article{AUCMP_2000__41_2_a3,
     author = {Hru\v{s}\'ak, M.},
     title = {Selectivity of almost disjoint families},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {13--21},
     publisher = {mathdoc},
     volume = {41},
     number = {2},
     year = {2000},
     mrnumber = {1802331},
     zbl = {0992.03053},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_2000__41_2_a3/}
}