ZHONG, Shan; HITCHCOCK, David. S&P 500 Stock Price Prediction Using Technical, Fundamental and Text Data. Statistics, Optimization & Information Computing, [S. l.], v. 9, n. 4, p. 769–788, 2021. DOI: 10.19139/soic-2310-5070-1362. Disponível em: https://iapress.org/index.php/soic/article/view/1362. Acesso em: 14 may. 2026.