CHIEN, T.-Y.; WALDRON, S. The Projective Symmetry Group of a Finite Frame. New Zealand Journal of Mathematics, [S. l.], v. 48, p. 55–81, 2018. DOI: 10.53733/35. Disponível em: https://nzjmath.org/index.php/NZJMATH/article/view/35. Acesso em: 29 mar. 2024.