1. Apache Software Foundation (2007) Package org.apache.commons.pipeline. http://jakarta.apache.org/commons/sandbox/pipeline/apidocs/org/apache/c ommons/pipeline/package-summary.html
2. Ardis M, Cox K, Hibino S, Hong L, Mockus A, Wills G (2000) Building information visualizations: a commonality analysis. In: Information svisualization
3. Becker RA, Cleveland WS (1987) Brushing scatterplots. Technometrics 29(2): 127–142
4. Buja A, Hurley C, McDonald JA (1986) A data viewer for multivariate data. In: Computing science and statistics: proceedings of the 18th symposium on the interface. American Statistical Association,Washington, pp 171–174
5. Buja A, Asimov D, Hurley C, McDonald JA (1988) Elements of a viewing pipeline for data analysis. In: Dynamic graphics for statistics. Wadsworth, Belmont