Just the service which will be exposed by the kernel as Web service using the WebService provider feature
'org.ow2.petals.dsb:dsb-kernel-notificationservice:1.0.0'
<dependency>
<groupId>org.ow2.petals.dsb</groupId>
<artifactId>dsb-kernel-notificationservice</artifactId>
<version>1.0.0</version>
</dependency>
<dependency org="org.ow2.petals.dsb" name="dsb-kernel-notificationservice" rev="1.0.0"/>
"org.ow2.petals.dsb", "dsb-kernel-notificationservice", "1.0.0"