@article{CMUC_1979_20_1_a18,
     author = {Pelant, Jan and \v{S}ostak, Alexander},
     title = {Inclusion ordering of classes of $E$-compactness},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {192},
     year = {1979},
     volume = {20},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1979_20_1_a18/}
}