<dependency>
  <groupId>org.http4s</groupId>
  <artifactId>blaze-core_2.11</artifactId>
  <version>0.12.1</version>
</dependency>

implementation 'org.http4s:blaze-core_2.11:0.12.1'

implementation("org.http4s:blaze-core_2.11:0.12.1")

libraryDependencies += "org.http4s" % "blaze-core_2.11" % "0.12.1"

@Grapes(
  @Grab(group='org.http4s', module='blaze-core_2.11', version='0.12.1')
)

<dependency org="org.http4s" name="blaze-core_2.11" rev="0.12.1" />

[org.http4s/blaze-core_2.11 "0.12.1"]

'org.http4s:blaze-core_2.11:jar:0.12.1'