'org.apache.tuscany.sca:helloworld-reference-contribution:2.0-Beta2'
<dependency>
<groupId>org.apache.tuscany.sca</groupId>
<artifactId>helloworld-reference-contribution</artifactId>
<version>2.0-Beta2</version>
</dependency>
<dependency org="org.apache.tuscany.sca" name="helloworld-reference-contribution" rev="2.0-Beta2"/>
"org.apache.tuscany.sca", "helloworld-reference-contribution", "2.0-Beta2"