@article{700865,
title = {Borel subsets of metric separable spaces},
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 = {1967},
pages = {83-86},
mrnumber = {MR0231723},
zbl = {0204.00802},
url = {http://dml.mathdoc.fr/item/700865}
}
Bukovský, L. Borel subsets of metric separable spaces, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books, (1967), pp. 83-86. http://gdmltest.u-ga.fr/item/700865/