SGML — разлика између измена

'''-{SGML}-''' ({{jez-engl|'''S'''tandard '''G'''eneralized '''M'''arkup '''L'''anguage}}) je preteča -{[[HTML]]}- opisnog jezika.<ref name="Iso">{{cite web | url=http://www.iso.org/iso/iso_technical_committee.html?commid=45374 | title=JTC 1/SC 34 – Document description and processing languages | author=ISO | publisher=ISO | accessdate = 25. 12. 2009.}}</ref><ref name="Iso_a">{{cite web |url=http://www.itscj.ipsj.or.jp/sc34/ |title=JTC 1/SC 34 – Document Description and Processing Languages |author=ISO JTC1/SC34 |accessdate=25. 12. 2009. |archive-url=https://web.archive.org/web/20091216050308/http://www.itscj.ipsj.or.jp/sc34/ |archive-date=16. 12. 2009 |dead-url-status=yesdead |df= }}</ref> -{SGML}- se deli na dve vrste: