@article{700848,
title = {On numerical and non-numerical ecart},
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 = {236-237},
zbl = {0171.43602},
url = {http://dml.mathdoc.fr/item/700848}
}
Kurepa, D. On numerical and non-numerical ecart, dans General Topology and its Relations to Modern Analysis and Algebra, GDML_Books, (1967), pp. 236-237. http://gdmltest.u-ga.fr/item/700848/