The following resources were proved to be invaluable throughout the development of Sugar. If you are continuing development of Sugar, or simply using Sugar in your own projects, these references will no doubt serve you well.
| SVG Essentials, by J. David Eisenberg. |
| WC3 Scalable Vector Grahpics (SVG) 1.1 Specification. |
| OpenGL Programming Guide: Second Eidition, by Woo, Neider, and Davis. |