'org.webjars.npm:cal-heatmap:3.5.4'
<dependency>
<groupId>org.webjars.npm</groupId>
<artifactId>cal-heatmap</artifactId>
<version>3.5.4</version>
</dependency>
<dependency org="org.webjars.npm" name="cal-heatmap" rev="3.5.4"/>
"org.webjars.npm", "cal-heatmap", "3.5.4"