<dependency>
  <groupId>org.coursera.naptime</groupId>
  <artifactId>root_2.12</artifactId>
  <version>0.11.8</version>
</dependency>

implementation 'org.coursera.naptime:root_2.12:0.11.8'

implementation("org.coursera.naptime:root_2.12:0.11.8")

libraryDependencies += "org.coursera.naptime" % "root_2.12" % "0.11.8"

@Grapes(
  @Grab(group='org.coursera.naptime', module='root_2.12', version='0.11.8')
)

<dependency org="org.coursera.naptime" name="root_2.12" rev="0.11.8" />

[org.coursera.naptime/root_2.12 "0.11.8"]

'org.coursera.naptime:root_2.12:jar:0.11.8'