@article{700565,
     title = {Quotient spaces of the irrationals},
     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 = {1971},
     pages = {309-309},
     mrnumber = {54.35},
     url = {http://dml.mathdoc.fr/item/700565}
}

Stone, A. H. Quotient spaces of the irrationals, dans General Topology and Its Relations to Modern Analysis and Algebra, GDML_Books,  (1971), p. 309. http://gdmltest.u-ga.fr/item/700565/