SGML

https://www.wikidata.org/wiki/Q207819

Field Hierarchy

Parent
Computer science 54.8M papers	Operating system 6.2M papers	World Wide Web 3.9M papers	XML 45.2k papers
Efficient XML Interchange 8,274 papers	Document Structure Description 8,214 papers	XML validation 7,346 papers	XML database 7,300 papers
Streaming XML 7,107 papers		XML Schema Editor 6,161 papers
Current
SGML 1,767 papers
Child
RuleML 989 papers

Trends

Notes

History