@article{700857,
title = {On discontinuous selectors},
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 = {235-235},
zbl = {0161.42101},
url = {http://dml.mathdoc.fr/item/700857}
}
Kuratowski, K. On discontinuous selectors, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books, (1967), p. 235. http://gdmltest.u-ga.fr/item/700857/