DE PÁDUA MAGALHÃES, Antônio. Electric matter and magnetic form: experiments and conceptions of William Gilbert in De Magnete. Circumscribere International Journal for the History of Science, [S. l.], v. 2, p. 73–74, 2008. Disponível em: https://revistas.pucsp.br/index.php/circumhc/article/view/578. Acesso em: 5 dec. 2025.