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Abou-Assaleh, Tony, Cercone, Nick, and Keselj, Vlado.
\newblock An Overview of the Theory of Relaxed Unification.
\newblock In {\em Proceedings of the International Conference on
Advances in the Internet, Processing, Systems, Interdisciplinary
Research, IPSI-2003\/.}
Sveti Stefan, Serbia and Montenegro, October 5--11, 2003.