Heiki Valk, Rural Cemeteries of Southern Estonia 1225-1800 AD. Zeitschrift für Ostmitteleuropa-Forschung, [S. l.], v. 50, n. 1, p. 155–156, 2001. DOI: 10.25627/20015017508. Disponível em: https://openjournals.osmikon.de/zfo/article/view/7508. Acesso em: 16 sep. 2026.