1. [1] Benoit B. Mandelbrot, The Fractal Geometry of Nature (W. H. Freeman and Company, 1982).
2. [2] K. Falconer, Fractal Geometry: Mathematical Foundations and Applications, (Wiley, 3rd Edition, 2014).
3. [3] M. Lapidus and M. van Frankenhuijsen, Fractal Geometry, Complex Dimensions and Zeta Functions Geometry and Spectra of Fractal Strings, (Springer, New York, 2013).
4. [4] Michel Hans, Am. J. Phys. 51, 694 (1983).
5. [5] For a list of fractals with fractal dimensions, see
https://en.wikipedia.org/wiki/List_of_fractals_by_Hausdorff_dimension