@article{2106,
author = {Albuquerque, J.},
title = {Sur les ensembles clairsem\'es},
journal = {Portugaliae mathematica},
volume = {3},
year = {1942},
pages = {132-156},
zbl = {0027.09703},
mrnumber = {0007034},
language = {fr},
url = {http://dml.mathdoc.fr/item/2106}
}
Albuquerque, J. Sur les ensembles clairsemés. Portugaliae mathematica, Tome 3 (1942) pp. 132-156. http://gdmltest.u-ga.fr/item/2106/