JANAKOWSKI, Marcin. Directions of diplomacy of the Polish-Lithuanian Commonwealth in the years 1569–1589 – an attempt at analysis. Progress, [S. l.], n. 5, p. 122–148, 2019. DOI: 10.26881/prog.2019.5.10. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/Progress/article/view/3076. Acesso em: 22 jul. 2024.