'org.webjars.bower:polymer-polymer:0.8.0-rc.7'
<dependency>
<groupId>org.webjars.bower</groupId>
<artifactId>polymer-polymer</artifactId>
<version>0.8.0-rc.7</version>
</dependency>
<dependency org="org.webjars.bower" name="polymer-polymer" rev="0.8.0-rc.7"/>
"org.webjars.bower", "polymer-polymer", "0.8.0-rc.7"