@article{CMUC_2013__54_3_a5,
     author = {Karlova, Olena},
     title = {On $\alpha$-embedded sets and extension of mappings},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {377--396},
     publisher = {mathdoc},
     volume = {54},
     number = {3},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2013__54_3_a5/}
}