YOUNG, Philip; GHAPHERY, Jimmy. Public Domain and Paywalled: Journal Articles Authored or Co-authored by U.S. Government Employees. Journal of Copyright in Education & Librarianship, [S. l.], v. 7, n. 2, 2024. DOI: 10.17161/jcel.v7i2.19857. Disponível em: https://journals.ku.edu/jcel/article/view/19857. Acesso em: 16 apr. 2025.