XIANG, Haoyue; XIONG, Weichen; ZHANG, Yifan. The Exposition and Proof of Euler’s Formula. Science and Technology of Engineering, Chemistry and Environmental Protection, [S. l.], v. 2, n. 6, p. 7602, 2024. DOI: 10.61173/e1fvb006. Disponível em: https://stecep.deanfrancis.press/article/view/1335. Acesso em: 22 oct. 2026.