If you have an older article, and you want to see more current information - or just want to see what use has been made of an article - you can use Google Scholar to see what other articles have cited that article:
- Type the article title into the Google Scholar search bar
- If it has been cited by other articles, there will be a link below the article that says "cited by"
- Click on that "cited by" link to see a list of articles citing the original article.