Univariate and Vector Autocorrelation Time Series Models for Some Sectors in Nigeria. Global Journal of Science Frontier Research, [S. l.], v. 20, n. F6, p. 57–81, 2020. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/2788. Acesso em: 14 aug. 2026.