Primitive idempotents and constacyclic codes over finite chain rings. Gulf Journal of Mathematics, [S. l.], v. 8, n. 2, p. 55–67, 2020. DOI: 10.56947/gjom.v8i2.434. Disponível em: https://gjom.org/index.php/gjom/article/view/434. Acesso em: 16 sep. 2026.