{{EL}}* http://web.archive.org/web/20041220141128/http://www.cultinfo.ru/fulltext/1/001/008/130/index.htm <!-- Granda Sovetia Enciklopedio. 3-_е_ _изд_. -->
{{EL}}* http://freepages.genealogy.rootsweb.com/~atpc/heritage/history/h-life/peasant.html <!-- Eltiro de la libro "Servuteco al (Mem, Sin)-Registaro: _Memoirs_ de Poluri Vilaĝa Urbestro, 1842-1927" -->
{{EL}}* http://66.188.129.72:5980/History/PreModernEurope/pl-9trade.htm <!-- La _Granary_ de Eŭropo - servuteco en Poluri-Litova Konsorcio -->