SKURVYDAITĖ, Loreta. Title and power of the ruler of Lithuania during the end of the fourteenth up to the middle of the fifteenth century. Lietuvos istorijos studijos, [S. l.], v. 7, p. 18–27, 1999. DOI: 10.15388/LIS.1999.37260. Disponível em: https://test.zurnalai.vu.lt/lietuvos-istorijos-studijos/article/view/37260. Acesso em: 26 oct. 2025.