Baricz, Árpád, Saminathan Ponnusamy, and Csaba Varga. “Julia’s Lemma on the Hyperbolic Disk”. Annales Fennici Mathematici 40, no. 2 (August 1, 2015): 939–948. Accessed October 30, 2024. https://afm.journal.fi/article/view/135580.