'org.dspace.xmlui.excalibur:excalibur-instrument-api:2.1'
<dependency>
<groupId>org.dspace.xmlui.excalibur</groupId>
<artifactId>excalibur-instrument-api</artifactId>
<version>2.1</version>
</dependency>
<dependency org="org.dspace.xmlui.excalibur" name="excalibur-instrument-api" rev="2.1"/>
"org.dspace.xmlui.excalibur", "excalibur-instrument-api", "2.1"