1. B.B. Mandelbrot, The Fractal Geometry of Nature, W.H. Freeman, New York, 1983.
2. R.P. Feynman, A.R. Hibbs, Quantum Mechanics and Path Integrals, McGraw-Hill, New York, 1965.
3. The Average value of a Functional*
4. N. Laskin, Fractional Quantum Mechanics and Lévy Path Integrals, hep-ph/9910419.
5. P. Lévy, Théorie de l'Addition des Variables Aléatoires, Gauthier-Villars, Paris, 1937.