ARMITAGE, D. H. Domination, uniqueness and representation theorems for harmonic functions in half-spaces. Annales Fennici Mathematici, [S. l.], v. 6, n. 1, p. 161–171, 1981. DOI: 10.5186/aasfm.1981.0602. Disponível em: https://afm.journal.fi/article/view/134407. Acesso em: 14 apr. 2025.