SZPAK, Jacek. Prince Leon Sapieha’s family relations. In: KITA, Jarosław; KORYBUT-MARCINIAK, Maria (eds.). Relacje – więzi – parantele. Private Life of Poles in the 19th CenturyPoland: Lodz University Press,2026. v. 14p. 27–47. DOI: 10.18778/8445-168-7.02. Disponível em: https://press.uni.lodz.pl/index.php/wul/catalog/book/1814/chapter/5558. Acesso em: 22 oct. 2026.