%0 Journal Article %A J. Siciak %T A generalization of Schwarz's lemma and of Hadamard's three circles theorem %J Colloquium Mathematicum %D 1963 %P 203-207 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-11-2-203-207/ %R 10.4064/cm-11-2-203-207 %G en %F 10_4064_cm_11_2_203_207