@article{700863,
title = {Quelques d\'emonstrations nouvelles dans la th\'eorie des ensembles boreliens},
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 = {131-132},
zbl = {0162.54803},
url = {http://dml.mathdoc.fr/item/700863}
}
Engelking, R. Quelques démonstrations nouvelles dans la théorie des ensembles boreliens, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books, (1967), pp. 131-132. http://gdmltest.u-ga.fr/item/700863/