Are indexed in publications such as ERIC, PsycINFO, MLA, Sociological Abstracts. Are published by professional scholarly societies or organizations. Articles are organized into sections such as Abstracts, Literature Reviews, Methods, Results, Discussion.
Articles contain bibliographies or references.
An editorial board or a list of reviewers who choose articles for publication is provided. Credentials of authors are given. Many of the journal databases allow you to limit your search to scholarly or peer-reviewed journals.