Parity obstructions and additive orthogonal decompositions over the rings Z_2^r. Gulf Journal of Mathematics, [S. l.], v. 23, n. 1, 2026. DOI: 10.56947/zt9mys24. Disponível em: https://gjom.org/index.php/gjom/article/view/4646. Acesso em: 22 aug. 2026.