Ulrich's International Periodicals Directory has listings of periodicals from over 200 countries.  Look for refereed icon to determine peer review status.

Check these sources to find the best match for an article you want to get published.

• JANE (Journal/Author/Name Estimator) enter keywords and JANE will find best matching journals

• JOT (Journal finder from Yale)

An article that has been cited by other authors has greater impact than other less-cited articles.  Keep in mind, that current articles will be cited by fewer authors.

• Journal Citation Reports is a subscription-based tool for determining Impact Factor of a journal. 
• Web of Science - for articles, check Times Cited for number of times article was cited by articles in Web of Science.  Check Usage Count for number of times article was downloaded or exported to citation manager.
• Google Scholar - for articles, check Cited By for number of times article was cited by anything accessed by Scholar. 
• Altmetric Bookmarklet is a tool for determining the influence of or interest in a journal article.