Bert Bos. <a href="http://www.w3.org/TR/2008/CR-css3-marquee-20081205"><cite>CSS Marquee Module Level 3.</cite></a> 5 December 2008. W3C Candidate Recommendation. (Work in progress.) URL: <a href="http://www.w3.org/TR/2008/CR-css3-marquee-20081205">http://www.w3.org/TR/2008/CR-css3-marquee-20081205</a>