Boguslav Kazimir Maskevich
In 1644 – at the court of Florian Zebrzydowski, a Lublin Kastelian. At the same time, he switched from Calvinism to Catholicism.
From 1668, in the service of Casimir and Mikhail Pats.
Author of 2 diaries in Polish. The first, which covers the period 1643–1649, describes the military actions of Vishnevetsky, Nikolai Potocki, Martin Kalinovsky, Janusz Radziwill against the troops of Bogdan Khmelnitsky in Ukraine and Belarus. It contains many portrait and landscape sketches.
The second describes the campaign of the tsarist voivode Ivan Khovansky in Belarus at the beginning of 1660 and his defeat by the combined forces of hetmans Pavel Sapega and Stefan Charnetsky in the battle of Polonka. Maskevich's diaries are a valuable historical source.
- Boguslav Kazimir Maskevich. National Library of Ukraine
- Yuri Mytsyk. Notes of Foreigners as a Source on the History of the Liberation War of the Ukrainian People in 1648–1654
- Boguslav Kazimir Maskevich. Institute of the History of Ukraine
- Pavel Bulaty. The Siege of the Lyakhovichi Fortress by the Voivode Ivan Khovansky in 1660 on the Pages of the Diary of Boguslav Maskevich
- Inna Tarasenko. Loev in the Chronicles of the Mid–17th – Early 18th centuries
- Pamiętniki Samuela i Bogusława Kazimierza Maskiewiczów – Wrocław, 1961
- Diaries of the 17th Century (1594–1707): Samuil Maskevich, Boguslav Maskevich, Philip Obukhovich, Michal Obukhovich, Teodor Obukhovich / National Academy of Sciences of Belarus, Center for the Study of Belarusian Culture, Language and Literature, Institute of Literary Studies Named After Yanka Kupala – Minsk, 2016
- History of Belarusian pre–October Literature – Minsk, 1977 – Pages 215–216
- The Grand Duchy of Lithuania: An Encyclopedia. In 2 volumes. Volume 2: Cadet Corps – Yatskevich / Edited by Gennady Pashkov (editor–in–chief) and others – Minsk: Belarusian Encyclopedia, 2006 – Page 278