@article{02107695,
title = {Asymptotic behavior of the approximation numbers of the Hardy-type operator from },
journal = {JIPAM. Journal of Inequalities in Pure \& Applied Mathematics [electronic only]},
volume = {5},
year = {2004},
zbl = {1058.47017},
language = {en},
url = {http://dml.mathdoc.fr/item/02107695}
}
Lang, J.; Mendez, O.; Nekvinda, A. Asymptotic behavior of the approximation numbers of the Hardy-type operator from . JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 5 (2004) . http://gdmltest.u-ga.fr/item/02107695/