SAHATTCHIEVE, Jordan. On the diagonal actions of Z on Z^n. Serdica Mathematical Journal, Sofia, Bulgaria, v. 48, n. 3, p. 129–148, 2022. DOI: 10.55630/serdica.2022.48.129-148. Disponível em: https://serdica.math.bas.bg/index.php/serdica/article/view/48. Acesso em: 2 nov. 2026.