//-->
Drawbacks to Integer Scoring for Ordered Categorical Data
Ivanova, Anastasia, (2001)
The authors replied as follows:
Berger, Vance W., (2007)
Permutation Tests for Stochastic Ordering and ANOVA: Theory and Applications with <span cssStyle="font-family:monospace">R</span> by BASSO, D., PESARIN, F., SALMASO, L., and SOLARI, A.
Berger, Vance W., (2010)