@article{CMUC_1994__35_3_a9,
     author = {Gryzlov, A. A. and Stavrova, D. N.},
     title = {Topological spaces with a selected subset-cardinal invariants and inequalities},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {525--531},
     publisher = {mathdoc},
     volume = {35},
     number = {3},
     year = {1994},
     mrnumber = {1307279},
     zbl = {0869.54007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1994__35_3_a9/}
}