BJØRNFLATEN, Jan Ivar. Exploring the Land and Language of Pskovia. Kalbotyra, [S. l.], v. 46, n. 2, p. 165–185, 1997. Disponível em: https://www.zurnalai.vu.lt/kalbotyra/article/view/31350.. Acesso em: 17 aug. 2024.