<dependency>
  <groupId>org.treblereel.gwt.gwtproject.callback</groupId>
  <artifactId>gwt-callback</artifactId>
  <version>202203291</version>
  <type>gwt-lib</type>
</dependency>

implementation 'org.treblereel.gwt.gwtproject.callback:gwt-callback:202203291'

implementation("org.treblereel.gwt.gwtproject.callback:gwt-callback:202203291")

libraryDependencies += "org.treblereel.gwt.gwtproject.callback" % "gwt-callback" % "202203291"

@Grapes(
  @Grab(group='org.treblereel.gwt.gwtproject.callback', module='gwt-callback', version='202203291')
)

<dependency org="org.treblereel.gwt.gwtproject.callback" name="gwt-callback" rev="202203291" />

[org.treblereel.gwt.gwtproject.callback/gwt-callback "202203291"]

'org.treblereel.gwt.gwtproject.callback:gwt-callback:jar:202203291'