<dependency>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven-model</artifactId>
  <version>3.3.9</version>
</dependency>

'org.apache.maven:maven-model:jar:3.3.9'

<dependency org="org.apache.maven" name="maven-model" rev="3.3.9">
  <artifact name="maven-model" type="jar" />
</dependency>

@Grapes(
@Grab(group='org.apache.maven', module='maven-model', version='3.3.9')
)

compile 'org.apache.maven:maven-model:3.3.9'

[org.apache.maven/maven-model "3.3.9"]

libraryDependencies += "org.apache.maven" % "maven-model" % "3.3.9"