BENTKUS, R. On the asymptotic behaviour of the spectral function estimation of a multivariate stationary Gaussian time series. Lithuanian Mathematical Journal, [S. l.], v. 11, n. 4, p. 745–760, 1971. DOI: 10.15388/LMJ.1971.21030. Disponível em: https://www.journals.vu.lt/LMJ/article/view/21030.. Acesso em: 29 apr. 2024.