VERONICA BITONTI , FRANCESCO LAUDANO. A collection of visual trigonometric proofs. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 14, n. 2, p. 29–34, 2023. DOI: 10.17762/turcomat.v14i2.13510. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/13510. Acesso em: 7 may. 2024.