'org.nakedobjects.plugins:headless:1.0-alpha-4'
<dependency>
<groupId>org.nakedobjects.plugins</groupId>
<artifactId>headless</artifactId>
<version>1.0-alpha-4</version>
</dependency>
<dependency org="org.nakedobjects.plugins" name="headless" rev="1.0-alpha-4"/>
"org.nakedobjects.plugins", "headless", "1.0-alpha-4"