GUDAVIČIUS, Edvardas. Statement of the Superintendent (Zeughausverwalter) of Biržai Castle’s Arsenal for the Inspectors in 1686 and their Answer. Lietuvos istorijos studijos, [S. l.], v. 16, p. 82–95, 2005. DOI: 10.15388/LIS.2005.37112. Disponível em: https://test.zurnalai.vu.lt/lietuvos-istorijos-studijos/article/view/37112. Acesso em: 27 oct. 2025.