BRENNER, Philip; SHREVE, David C. The discrete Fourier-Transform an $L^p$ approximation of functions. Mathematica Scandinavica, Berkeley, CA, United States, v. 36, p. 271–278, 1975. DOI: 10.7146/math.scand.a-11576. Disponível em: https://journals.msp.org/mscand/article/view/2041. Acesso em: 25 jul. 2026.