To search for articles, if you know the broad area your subject is under, a specialize database such as ATLA Religion Database for religious topics is a good place to start.
ATLA Religion Database indexes journal articles, book reviews, and essays in all field of religion.
Scholarly journal and popular magazine with full-text and indexes, covering a wide range of topics. A good database for beginning searches.
The PsycINFO database from the American Psychological Association's (APA) is the largest resource devoted to peer-reviewed literature in behavioral science and mental health.
Articles in scholarly encyclopedias and dictionaries help you orient yourself when you are starting a research project. These articles give you an overview of your topic and often suggest influential books and articles about the topic.
Oxford Reference Online offers dictionary, language reference, and subject reference works published by Oxford University Press.
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The Cambridge Core the full-text of Cambridge University Press Companions in literature, classics, philosophy, religion, music, and culture.