Ciarlo, Nicolás C, et al. “Study of Lead Bullae from the Empire of Brazil Associated With a Castaway Camp in North Patagonia, Argentina: Archaeological Nd Sigillographic Implications”. Documenta & Instrumenta - Documenta et Instrumenta, vol. 24, June 2026, pp. 11-23, https://doi.org/10.5209/docu.101920.