'org.typelevel:scalaz-contrib-undo_2.10:0.1'
<dependency>
<groupId>org.typelevel</groupId>
<artifactId>scalaz-contrib-undo_2.10</artifactId>
<version>0.1</version>
</dependency>
<dependency org="org.typelevel" name="scalaz-contrib-undo_2.10" rev="0.1"/>
"org.typelevel", "scalaz-contrib-undo_2.10", "0.1"