@article{10_4064_cm_58_2_163_166,
     author = {Stanis{\l}aw Roguski},
     title = {A proper class of pairwise incomparable cardinals},
     journal = {Colloquium Mathematicum},
     pages = {163--166},
     publisher = {mathdoc},
     volume = {58},
     number = {2},
     year = {1989},
     doi = {10.4064/cm-58-2-163-166},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-58-2-163-166/}
}