Select Carlos III University of Madrid from the list of universities, and create an account. 

If you are on-campus, Kopernio is all set to go.  If you are off-campus you will need to connect Kopernio to the Carlos III University of Madrid library in order to access subscription journal articles.  This will happen automatically the first time you try to access a paywalled journal article (e.g. this one). 

Your details will be safely stored in your browser so that you can be automatically authenticated in future. 

You are now good to go.  Enjoy using Kopernio
to access and download journal articles from: