'org.atmosphere.vertx.samples:vertx-chat:2.3.0-RC3'
<dependency>
<groupId>org.atmosphere.vertx.samples</groupId>
<artifactId>vertx-chat</artifactId>
<version>2.3.0-RC3</version>
</dependency>
<dependency org="org.atmosphere.vertx.samples" name="vertx-chat" rev="2.3.0-RC3"/>
"org.atmosphere.vertx.samples", "vertx-chat", "2.3.0-RC3"