@article{05224600,
title = {On some approximate functional relations stemming from orthogonality preserving property.},
journal = {JIPAM. Journal of Inequalities in Pure \& Applied Mathematics [electronic only]},
volume = {7},
year = {2006},
zbl = {1131.39022},
language = {en},
url = {http://dml.mathdoc.fr/item/05224600}
}
Chmielinski, Jacek. On some approximate functional relations stemming from orthogonality preserving property.. JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only], Tome 7 (2006) . http://gdmltest.u-ga.fr/item/05224600/