Esmaganbetov M. А.; Kusainova М. M. ELLIPSE ARC LENGTH. Journal of Emerging Technologies and Computing, [S. l.], v. 53, n. 2, p. 11–20, 2020. DOI: 10.47344/mev6w383. Disponível em: https://jetc.sdu.edu.kz/index.php/jetc/article/view/93.. Acesso em: 8 apr. 2025.