Robert I. Frost, After the Deluge. Poland-Lithuania and the Second Northern War 1655-1660. Zeitschrift für Ostmitteleuropa-Forschung, [S. l.], v. 45, n. 3, p. 446–447, 1996. DOI: 10.25627/19964536157. Disponível em: https://openjournals.osmikon.de/zfo/article/view/6157. Acesso em: 16 sep. 2026.