@article{10_4064_fm195_3_2,
     author = {L'. Hol\'a and R. A. McCoy},
     title = {Relations approximated by continuous functions
 in the {Vietoris} topology},
     journal = {Fundamenta Mathematicae},
     pages = {205--219},
     publisher = {mathdoc},
     volume = {195},
     number = {3},
     year = {2007},
     doi = {10.4064/fm195-3-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm195-3-2/}
}