You can use Freepik resources as main element to illustrate an article that will be published in a blog, website or newspaper. 

If you are a free user, you must add the attribution line ‘designed by Freepik’ next to the image, and a link to freepik.com in the website where the article is shown.  In case you don't want to include this attribution line, you must purchase any of Freepik subscriptions.