Since anyone can post anything on the web, you must always be sure you can trust any web source you intend to use as evidence in your research.
Try the CRAAP Test, developed at CSU-Chico's Meriam Library, to help evaluate web documents. These principles can be applied to other kinds of information too.
Currency The timeliness of the information.
Relevance Coverage. The depth and importance of the information.
Authority The source of the information.
Accuracy The reliability of the information.
Purpose Objectivity. The possible bias present in the information.
One way to tell is to see if the article has been cited by other authors, as in this example found in a googlescholar search:
Goucher College Library, 1021 Dulaney Valley Road, Baltimore, MD 21204 • 410-337-6360 • © 2013-2017 • This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.