Peizhong Lu A Criterion for Annihilating Ideals of Linear Recurring Sequences over Galois Rings. 141-156 2000 11 Appl. Algebra Eng. Commun. Comput. 2 http://link.springer.de/link/service/journals/00200/bibs/0011002/00110141.htm db/journals/aaecc/aaecc11.html#Lu00