AYINDEA, K. Combined Estimators as alternative to Ordinary Least Square Estimator. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 8, n. 1, p. 74–82, 2013. Disponível em: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/1159. Acesso em: 23 jul. 2024.