Saviščevas E. Copies of Letters from Lithuanian Rulers, Beginning with Vytautas and Jogaila in an Excerpt from the 1575 Brest Castle Court Records, Reflecting a Dispute over the Newly Drawn Borders between the Grand Duchy of Lithuania and Poland Following the Union of Lublin. LIS [Internet]. 2026 Jul. 28 [cited 2026 Aug. 1];57:107-15. Available from: https://www.journals.vu.lt/lietuvos-istorijos-studijos/article/view/47962