@article{CMUC_2001__42_2_a16,
     author = {Tkachuk, V. V. and Yaschenko, I. V.},
     title = {Almost closed sets and topologies they determine},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {395--405},
     publisher = {mathdoc},
     volume = {42},
     number = {2},
     year = {2001},
     mrnumber = {1832158},
     zbl = {1053.54004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2001__42_2_a16/}
}