<dependency>
  <groupId>com.vertispan.gwt-tools</groupId>
  <artifactId>gwt-observable</artifactId>
  <version>0.0.1-alpha-4</version>
  <type>gwt-lib</type>
</dependency>

implementation 'com.vertispan.gwt-tools:gwt-observable:0.0.1-alpha-4'

implementation("com.vertispan.gwt-tools:gwt-observable:0.0.1-alpha-4")

libraryDependencies += "com.vertispan.gwt-tools" % "gwt-observable" % "0.0.1-alpha-4"

@Grapes(
  @Grab(group='com.vertispan.gwt-tools', module='gwt-observable', version='0.0.1-alpha-4')
)

<dependency org="com.vertispan.gwt-tools" name="gwt-observable" rev="0.0.1-alpha-4" />

[com.vertispan.gwt-tools/gwt-observable "0.0.1-alpha-4"]

'com.vertispan.gwt-tools:gwt-observable:jar:0.0.1-alpha-4'