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by Unknown
by Andahi, Alban
by Tim Roughgarden
by Standish, Thomas A.
by Preiss, Bruno R.
by Watt, David A.; Brown, Deryck F.
by Storer, James A.
by Various
by Michael T. Goodrich (Univ. of California, Irvine ); Roberto Tamassia (Brown Univ.); David M. Mount (Univ. of Maryland )