Ikbal Zammouri and Béchir Ayeb, Fractal Shapes Description with Parametric L-systems and Turtle Algebra. journal = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology. October 2007, vol. 10(10). 472 - 477 [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/15297.