'maven:maven-xdoc-plugin:1.7.1'
<dependency>
<groupId>maven</groupId>
<artifactId>maven-xdoc-plugin</artifactId>
<version>1.7.1</version>
</dependency>
<dependency org="maven" name="maven-xdoc-plugin" rev="1.7.1"/>
"maven", "maven-xdoc-plugin", "1.7.1"