references.html

Figure 1. Fragment of a pattern, Ilze Briede 2020
Figure 2. Hidden dalmation, Published by James Dean <https://www.moillusions.com/hidden-dalmation-dog/>
Figure 3. "File:Cerebellum Cross Section Purkinje Cells (42040995732).jpg" by Berkshire Community College Bioscience Image Library is marked with CC0 1.0
<https://commons.wikimedia.org/w/index.php?curid=70159812>
Figure 4. Fragment of a pattern, Ilze Briede 2020
Figure 5. Exotic fruits, Jannes Pockele 2009. <https://www.flickr.com/photos/44148352@N00/4200905730>
Figure 6. Fragment of a pattern, Ilze Briede 2020
Figure 7. A codepen puzzle. Image: Ilze Briede 2020, code: James Meyers 2016 <https://codepen.io/FullR/pen/zKVKwE>