<dependency>
  <groupId>com.ibm.icu</groupId>
  <artifactId>icu4j</artifactId>
  <version>54.2</version>
</dependency>

implementation 'com.ibm.icu:icu4j:54.2'

implementation("com.ibm.icu:icu4j:54.2")

libraryDependencies += "com.ibm.icu" % "icu4j" % "54.2"

@Grapes(
  @Grab(group='com.ibm.icu', module='icu4j', version='54.2')
)

<dependency org="com.ibm.icu" name="icu4j" rev="54.2" />

[com.ibm.icu/icu4j "54.2"]

'com.ibm.icu:icu4j:jar:54.2'