VOLOSHCHUK, Myroslav. Cities of Rus’ in the military operations of the Piasts against the Rurikids (11 – mid- of the 14 centuries). Part 1. In: GRABARCZYK, Tadeusz; POGOŃSKA-POL, Magdalena (eds.). City and War. Faces of warPoland: Lodz University Press,2021. v. 4p. 27–52. DOI: 10.18778/8220-617-3.03. Disponível em: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/246/chapter/592. Acesso em: 14 feb. 2026.