Most of our major publisher collections (e.g. Elsevier ScienceDirect, Sage, and Wiley) provide article DOI's.
DOIs are Document Object Identifiers that are unique to each specific article. From the article you want to provide access:
https://proxyse.uits.iu.edu/login?url=http://dx.doi.org/
Here is an example with all of the parts:
This Persistent Links & Proxy Link Generator LibGuide is based on a Rutgers University Libraries Persistent Links LibGuide (which is no longer publicly available, but which had a URL of https://libguides.rutgers.edu/persistentlinks). The proxy link generator was created at the IU Kokomo Library.