'org.webjars.bower:bootstrap:3.3.4'
<dependency>
<groupId>org.webjars.bower</groupId>
<artifactId>bootstrap</artifactId>
<version>3.3.4</version>
</dependency>
<dependency org="org.webjars.bower" name="bootstrap" rev="3.3.4"/>
"org.webjars.bower", "bootstrap", "3.3.4"