'org.wicketstuff:push-cometd:1.4.13'
<dependency>
<groupId>org.wicketstuff</groupId>
<artifactId>push-cometd</artifactId>
<version>1.4.13</version>
</dependency>
<dependency org="org.wicketstuff" name="push-cometd" rev="1.4.13"/>
"org.wicketstuff", "push-cometd", "1.4.13"