ЩЕЛКАЛИН, В. Н. Hybrid mathematical models and methods for forecasting related nonstationary time series. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 1, n. 4(73), p. 42–58, 2015. DOI: 10.15587/1729-4061.2015.37317. Disponível em: https://journals.uran.ua/eejet/article/view/37317. Acesso em: 5 jan. 2025.