'maven:maven-javadoc-plugin:1.4'
<dependency>
<groupId>maven</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>1.4</version>
</dependency>
<dependency org="maven" name="maven-javadoc-plugin" rev="1.4"/>
"maven", "maven-javadoc-plugin", "1.4"