A. C. Kimber, Exploratory Data Analysis for Possibly Censored Data From Skewed Distributions, Journal of the Royal Statistical Society. Series C (Applied Statistics), Vol. 39, No. 1 (1990), pp. 21-30 ...

Multivariate Exploratory Analysis of Ordinal Data in Ecology: Pitfalls, Problems and Solutions, Journal of Vegetation Science, Vol. 16, No. 5 (Oct., 2005), pp. 497-510 ...