<dependency>
  <groupId>com.wutka</groupId>
  <artifactId>dtdparser</artifactId>
  <version>1.21</version>
</dependency>

implementation 'com.wutka:dtdparser:1.21'

implementation("com.wutka:dtdparser:1.21")

libraryDependencies += "com.wutka" % "dtdparser" % "1.21"

@Grapes(
  @Grab(group='com.wutka', module='dtdparser', version='1.21')
)

<dependency org="com.wutka" name="dtdparser" rev="1.21" />

[com.wutka/dtdparser "1.21"]

'com.wutka:dtdparser:jar:1.21'