ERRATUM: Mrc-Based Rns Reverse Converters for the Four-Moduli Sets {2 N + 1, 2 N - 1, 2 N, 2 2N+1 - 1} and {2 N + 1, 2 N - 1, 2 N, 2 2N+1 - 1} (Ieee Transactions on Circuits and Systems Ii: Express Briefs (2012) 59:4 (244-248))