To find out if the library has a particular journal or magazine, you can search by title and limit to periodicals/serials using the regular library catalog.
Then you'll see a screen like this:
The first title will show you where to find the print version. To access this journal electronically, choose the fourth or fifth record:
Then choose the database that includes the year that you need. In this example, you would only choose Wilson OmniFile if you needed an article AFTER June 1, 2000.