PAMERNECKIS, Stasys. Correlation regression analysis of serf estates of Lithuania in Šiauliai economy from the end of the 18th cent. to the 1st thirty of the 19th century. Lietuvos istorijos studijos, [S. l.], v. 6, p. 28–56, 1998. DOI: 10.15388/LIS.1998.37280. Disponível em: https://test.zurnalai.vu.lt/lietuvos-istorijos-studijos/article/view/37280. Acesso em: 26 oct. 2025.