Optical diffraction of fractal figures: random Sierpinski carpets Denise Berger, Stéphane Chamaly, Michel Perreau, Daniel Mercier, Pascal Monceau et Jean-Claude Serge LevyJ. Phys. I France, 1 10 (1991) 1433-1450DOI: https://doi.org/10.1051/jp1:1991217