Two miniatures relating the 2 × 2 minors of a square matrix and the symmetric group. Extracta Mathematicae, [S. l.], p. 9 pp., 2026. DOI: 10.17398/. Disponível em: https://revista-em.unex.es/index.php/EM/article/view/2404. Acesso em: 25 may. 2026.