RAČKAUSKAS, Alfredas; ZUOKAS, Danas. Properties of the coefficient estimators for the linear regression model with heteroskedastic error term. Lietuvos matematikos rinkinys, [S. l.], v. 46, n. spec., p. 267–272, 2023. DOI: 10.15388/LMR.2006.30725. Disponível em: https://test.zurnalai.vu.lt/LMR/article/view/30725. Acesso em: 27 oct. 2025.