The result of this article together with [1] and [4] gives a full quantitative description of a Fatou type property for functions from Hardy classes in the upper half plane.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm91-2-9,
author = {A. Kamaly and A. M. Stokolos},
title = {On the quantitative Fatou property},
journal = {Colloquium Mathematicae},
volume = {91},
year = {2002},
pages = {303-311},
zbl = {1016.42003},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm91-2-9}
}
A. Kamaly; A. M. Stokolos. On the quantitative Fatou property. Colloquium Mathematicae, Tome 91 (2002) pp. 303-311. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm91-2-9/