Time Series Data Analysis Using Fractional Calculus Concepts and Fractal Analysis. - Daniel W. Repperger; K. A. Farris; C. C. Barton; Sarah Tebbens (SMC, 2009)

Stochastic resonance-a nonlinear control theory interpretation. - Daniel W. Repperger; K. A. Farris (Int. J. Syst. Sci., 2010)