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2008 Congress on Image and Signal Processing > 4 > 73 - 77
IEEE Transactions on Signal Processing > 2008 > 56 > 8-1 > 3613 - 3626
IEEE Transactions on Signal Processing > 2008 > 56 > 8-1 > 3424 - 3436
IEEE Transactions on Wireless Communications > 2007 > 6 > 12 > 4263 - 4267