<dependency>
  <groupId>backport-util-concurrent</groupId>
  <artifactId>backport-util-concurrent-java12</artifactId>
  <version>3.1</version>
</dependency>

implementation 'backport-util-concurrent:backport-util-concurrent-java12:3.1'

implementation("backport-util-concurrent:backport-util-concurrent-java12:3.1")

libraryDependencies += "backport-util-concurrent" % "backport-util-concurrent-java12" % "3.1"

@Grapes(
  @Grab(group='backport-util-concurrent', module='backport-util-concurrent-java12', version='3.1')
)

<dependency org="backport-util-concurrent" name="backport-util-concurrent-java12" rev="3.1" />

[backport-util-concurrent/backport-util-concurrent-java12 "3.1"]

'backport-util-concurrent:backport-util-concurrent-java12:jar:3.1'