@article{CMUC_2011_52_1_a11,
     author = {Soukup, Lajos},
     title = {Pcf theory and cardinal invariants of the reals},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {153--162},
     year = {2011},
     volume = {52},
     number = {1},
     mrnumber = {2828366},
     zbl = {1240.03021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2011_52_1_a11/}
}