@article{bwmeta1.element.bwnjournal-article-cmv11i1p203bwm,
author = {J. Siciak},
title = {A generalization of Schwarz's lemma and of Hadamard's three circles theorem},
journal = {Colloquium Mathematicae},
volume = {13},
year = {1964},
pages = {203-207},
zbl = {0123.27101},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-cmv11i1p203bwm}
}
Siciak, J. A generalization of Schwarz's lemma and of Hadamard's three circles theorem. Colloquium Mathematicae, Tome 13 (1964) pp. 203-207. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-cmv11i1p203bwm/