<dependency>
  <groupId>org.xj4</groupId>
  <artifactId>xj4</artifactId>
  <version>0.6</version>
  <type>pom</type>
</dependency>

implementation 'org.xj4:xj4:0.6'

implementation("org.xj4:xj4:0.6")

libraryDependencies += "org.xj4" % "xj4" % "0.6"

@Grapes(
  @Grab(group='org.xj4', module='xj4', version='0.6')
)

<dependency org="org.xj4" name="xj4" rev="0.6" />

[org.xj4/xj4 "0.6"]

'org.xj4:xj4:jar:0.6'