AUTHOR, UNKNOWN2013-06-192013-06-191983http://hdl.handle.net/10919/19917No abstract available.application/pdfenIn CopyrightOn Reducing the Set of Feasible Query Trees in Distributed Query Processing OptimizationTechnical reportCS83012-Rhttp://eprints.cs.vt.edu/archive/00000888/01/CS83012-R.pdf