PACIOREK, Christopher J. Bayesian Smoothing with Gaussian Processes Using Fourier Basis Functions in the spectralGP Package. Journal of Statistical Software, [S. l.], v. 19, n. 2, p. 1–38, 2007. DOI: 10.18637/jss.v019.i02. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v019i02. Acesso em: 6 apr. 2025.