STEVENSON, David; CALDWELL, David H. Leather guns and other light artillery in mid-17th century Scotland. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 108, p. 300–317, 1979. DOI: 10.9750/PSAS.108.300.317. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8975. Acesso em: 5 may. 2024.