@article{Redies07:FIS,<br>  title = {Fractal-like image statistics in visual art: similarity to natural scenes},<br>  journal = {Spatial Vision},<br>  author = {Christoph Redies and Jens Hasenstein and Joachim Denzler},<br>  year = {2007},<br>  pages = {97 - 117},<br>}<br>