Chapter 6: Styling| svgwg.org
Chapter 12: Embedded Content| svgwg.org
Chapter 2: Conformance Criteria| svgwg.org
1. Introduction| drafts.fxtf.org
5.4. The ‘symbol’ element| svgwg.org
3.2. The rendering tree| svgwg.org
InfraUnicode and Encoding| html.spec.whatwg.org