WHITE, T P. Observations on the Value of Rubbings in the Preparation of Monumental Drawings (Illustrated by Drawings, Rubbings of Slabs, Rock-Sculpture, &c.). Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 9, p. 60–71, 1871. DOI: 10.9750/PSAS.009.60.71. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5499. Acesso em: 16 apr. 2024.