GEORGIOU S.; KOUKOUVINOS C. Self-dual codes over ℤ4 and unimodular lattices using orthogonal designs. Utilitas Mathematica , [S. l.], v. 62, 2002. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/243. Acesso em: 8 may. 2026.