The issue regarding “the reform of the union” of Lublin in Lithuanian policy in the period of three interregna following the death of king Sigismund Augustus (1572–1588) (English)

Zapiski Historyczne : poświęcone historii Pomorza i krajów bałtyckich, Tom 79, Numer 4 (2014) s. 53-88
Tomasz Kempa