<dependency>
  <groupId>io.reactivex</groupId>
  <artifactId>rxandroid</artifactId>
  <version>1.2.1</version>
  <type>aar</type>
</dependency>

implementation 'io.reactivex:rxandroid:1.2.1'

implementation("io.reactivex:rxandroid:1.2.1")

libraryDependencies += "io.reactivex" % "rxandroid" % "1.2.1"

@Grapes(
  @Grab(group='io.reactivex', module='rxandroid', version='1.2.1')
)

<dependency org="io.reactivex" name="rxandroid" rev="1.2.1" />

[io.reactivex/rxandroid "1.2.1"]

'io.reactivex:rxandroid:jar:1.2.1'