<dependency>
  <groupId>science.aist</groupId>
  <artifactId>jack</artifactId>
  <version>2.3.1</version>
</dependency>

'science.aist:jack:jar:2.3.1'

<dependency org="science.aist" name="jack" rev="2.3.1">
  <artifact name="jack" type="jar" />
</dependency>

@Grapes(
@Grab(group='science.aist', module='jack', version='2.3.1')
)

compile 'science.aist:jack:2.3.1'

libraryDependencies += "science.aist" % "jack" % "2.3.1"

[science.aist/jack "2.3.1"]