Source of Hurst

- http://japla.sakura.ne.jp/workshop/workshop/2009/hurst0.pdf


- http://poco.phys.tohoku.ac.jp/fractals/self-affine/self-affine.html [http://www.awm.jp/~yoya/cache/poco.phys.tohoku.ac.jp/fractals/self-affine/self-affine.html cache]