A Multifractal Walk Down Wall Street by Benoit B. Mandelbrot (Scientific American 02/1999) Robert R. Prechter's Response (Scientific American 06/1999) Managing Financial Risk with Fractal Geometry by Jay Sorkin and Shera Buyer (Futures Magazine 08/2001) Note: The risk of loss in trading securities, futures, currencies, security futures, options, foreign equities and other products can be substantial.