GONG, Zhengyang. Fourier Series and Its Application to Series Sums. Science and Technology of Engineering, Chemistry and Environmental Protection, [S. l.], v. 2, n. 6, p. 7802, 2024. DOI: 10.61173/2ppcbg85. Disponível em: https://stecep.deanfrancis.press/article/view/1355. Acesso em: 4 nov. 2026.