Angles and areas in plane geometry with emphasis on history and everyday applications . International Seven Journal of Multidisciplinary, [S. l.], v. 2, n. 3, p. 367–393, 2023. DOI: 10.56238/isevmjv2n3-004. Disponível em: https://sevenpubl.com.br/ISJM/article/view/1730. Acesso em: 21 aug. 2025.