<dependency>
  <groupId>org.apache.tomcat</groupId>
  <artifactId>tomcat-servlet-api</artifactId>
  <version>8.5.6</version>
</dependency>

implementation 'org.apache.tomcat:tomcat-servlet-api:8.5.6'

implementation("org.apache.tomcat:tomcat-servlet-api:8.5.6")

libraryDependencies += "org.apache.tomcat" % "tomcat-servlet-api" % "8.5.6"

@Grapes(
  @Grab(group='org.apache.tomcat', module='tomcat-servlet-api', version='8.5.6')
)

<dependency org="org.apache.tomcat" name="tomcat-servlet-api" rev="8.5.6" />

[org.apache.tomcat/tomcat-servlet-api "8.5.6"]

'org.apache.tomcat:tomcat-servlet-api:jar:8.5.6'