<https://www.w3.org/TR/2018/WD-css-sizing-3-20180304/>	<http://www.w3.org/2000/10/swap/pim/doc#versionOf>	<https://www.w3.org/TR/css-sizing-3/> .
<http://www.w3.org/TR/css-sizing-3/>	<http://www.w3.org/2001/02pd/rec54#sameWorkAs>	<https://www.w3.org/TR/css-sizing-3/> .
<https://www.w3.org/TR/css-sizing-3/>	<http://www.w3.org/2001/02pd/rec54#formerShortname>	"css3-sizing" .
<https://www.w3.org/TR/css-sizing-3/>	<http://www.w3.org/2001/02pd/rec54#sameWorkAs>	<http://www.w3.org/TR/css3-sizing/> .