Methods for Assessing Curvature and Interaction in Mixture Experiments. - Greg F. Piepel; Ruel D. Hicks; Jeff M. Szychowski; Jason L. Loeppky (Technometrics, 2002)

Comment: Spurious Correlation and Other Observations on Experimental Design for Engineering Dimensional Analysis. - Greg F. Piepel (Technometrics, 2013)

Nonlinear logistic regression mixture experiment modeling for binary data using dimensionally reduced components. - Bryan Stanfill; Greg F. Piepel; John D. Vienna; Scott K. Cooley (Qual. Reliab. Eng. Int., 2020)