@article{05224698,
title = {Hardy's integral inequality for commutators of Hardy operators.},
journal = {JIPAM. Journal of Inequalities in Pure \& Applied Mathematics [electronic only]},
volume = {7},
year = {2006},
zbl = {1130.26024},
language = {en},
url = {http://dml.mathdoc.fr/item/05224698}
}
Zheng, Qing-Yu; Fu, Zun-Wei. Hardy's integral inequality for commutators of Hardy operators.. JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 7 (2006) . http://gdmltest.u-ga.fr/item/05224698/