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Reply to "Comment on using a modified grey relation method for improving airline service quality"
Liou, James J. H., (2012)
Comment on "Using a modified grey relation method for improving airline service quality"
Kudou, Albater, (2012)
A modified VIKOR multiple-criteria decision method for improving domestic airlines service quality
Liou, James J. H., (2011)
Liou, James J.H., (2011)