5.4. The ‘symbol’ element| svgwg.org
Chapter 10: Basic Shapes| svgwg.org
3.2. The rendering tree| svgwg.org
gradientUnits =| svgwg.org
Chapter 9: Paths| svgwg.org
16.1. References| svgwg.org
Chapter 15: Scripting and Interactivity| svgwg.org
All SVG content is drawn inside| svgwg.org