An 18th-century pirlie pig from Aberdeen. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 117, p. 355–356, 1988. DOI: 10.9750/PSAS.117.355.356. Disponível em: https://soas-test.journals.ed.ac.uk/index.php/psas/article/view/9313. Acesso em: 26 oct. 2025.