ET.AL, V. K. S. Focaltheorem – A portfolio Web Application. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 3, p. 3809–3814, 2021. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/1667. Acesso em: 27 apr. 2024.