STUDY OF REGRESSION MODELS WITHOUT A FREE TERM. INNOVATIVE ECONOMY, [S. l.], n. 1, p. 164–171, 2023. DOI: 10.37332/2309-1533.2023.1.22. Disponível em: https://inneco.org/index.php/innecoen/article/view/1050. Acesso em: 18 oct. 2025.