PHILIPS, D. K. Enough Model Theory to Understand Skolem’s “Paradox”. Pittsburgh Interdisciplinary Mathematics Review, Pittsburgh, v. 1, p. 66–82, 2024. DOI: 10.5195/pimr.2024.22. Disponível em: https://pimr.pitt.edu/pimr/article/view/22. Acesso em: 18 jan. 2025.