OKEREKE, Emmanuel. Buys-Ballot Technique for the Analysis of Time Series with a Cubic-Trend Component. Statistics, Optimization & Information Computing, [S. l.], v. 6, n. 2, p. 248–265, 2018. DOI: 10.19139/soic.v6i2.294. Disponível em: https://iapress.org/index.php/soic/article/view/soic20180608. Acesso em: 8 may. 2026.