2023. Kazimierz Bem. Timeline of the Polish-LithuanianCommonwealth in: Calvinism in the PolishLithuanianCommonwealth 1548–1648 (англ.). Праверана 26 снежня
Rzeczpospolitej. Państwo magnackie jako region polityczny [Duchies of the Polish-LithuanianCommonwealth. The magnate lordship as a political region](польск.). Łowmiański
The Rise and Decline of the Polish-LithuanianCommonwealth due to Grain Trade. // http://venus.unive.it/olszewski/Polish%20Grain%20Trade%20-%20Krzysztof%20Olszewski