Always include search tools from other fields when looking for citing articles.  Research from one field may have relevance to and be cited in other fields.  The pages linked below give instructions for some sources within the broad disciplines.

Most of the Libraries' hundreds of databases in various disciplines are provided by a few companies and thus have uniform search interfaces.  The subpages provide examples of how to do cited reference searching in each search interface and a list of databases that can be searched through those interfaces.