CUMMYNG, James. A Disquisition into the proper Arrangement of the Silver Coins, applicable to the First Four James’s Kings of Scotland. Archaeologia Scotica, [S. l.], v. 1, p. 199–205, 1793. Disponível em: https://journals.socantscot.org/index.php/arch-scot/article/view/337. Acesso em: 20 apr. 2024.