BERMANN, Robert D.; COHN, William S. Phragmén-Lindelöf theorems for subharmonic functions on the unit disk. Mathematica Scandinavica, Berkeley, CA, United States, v. 62, p. 269–293, 1988. DOI: 10.7146/math.scand.a-12218. Disponível em: https://journals.msp.org/mscand/article/view/1405. Acesso em: 25 jul. 2026.