To find newer articles, try the following options in the left sidebar:
Google Scholar is Google's academic search engine that searches across scholarly literature. It has extensive coverage, retrieving information from:
Is everything in Google Scholar free?
No. Google Scholar includes many citations that link directly to publishers' web sites of which most will charge a fee for access.
Locating the full text of an article
Abstracts are freely available for most of the articles. But eading the entire article may require a subscription.
Here are a few things to try: