@article{AUCMP_1992__33_2_a3,
     author = {Cicho\'n, J. and Majcher, B. and W\k{e}glorz, B.},
     title = {Dualization of van {Douwen} diagram},
     journal = {Acta Universitatis Carolinae. Mathematica et Physica},
     pages = {27--29},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {1992},
     mrnumber = {1287221},
     zbl = {0794.03065},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AUCMP_1992__33_2_a3/}
}