@article{700746,
     title = {A note on Rudin's sxample of Dowker space},
     booktitle = {General Topology and its Relations to Modern Analysis and Algebra},
     series = {GDML\_Books},
     publisher = {Academia Publishing House of the Czechoslovak Academy of Sciences},
     address = {Praha},
     year = {1972},
     pages = {399-400},
     mrnumber = {MR0355971},
     zbl = {0304.54018},
     url = {http://dml.mathdoc.fr/item/700746}
}

Simon, P. A note on Rudin's sxample of Dowker space, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books,  (1972), pp. 399-400. http://gdmltest.u-ga.fr/item/700746/