@article{10_4064_cm_26_1_345_348,
     author = {B. Florkiewicz and A. Rybarski},
     title = {A certain modification of {Hardy's} inequality},
     journal = {Colloquium Mathematicum},
     pages = {345--348},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1972},
     doi = {10.4064/cm-26-1-345-348},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-26-1-345-348/}
}