The best way to find journal articles and up-to-date information on your research topic is to use one of the databases relevant to Psychology. Here is a list of the key databases for research in Psychology and related fields:
PsycINFO, produced by the American Psychological Association (APA), provides access to international literature in psychology, behavioural science and social sciences from the 1880s to present. Accessibility information for APA PsychINFO
Scopus is the largest abstract and citation database of peer-reviewed literature: scientific journals, books and conference proceedings. It covers international research output in the fields of science, technology, medicine, social sciences, and arts and humanities and has smart tools to track, analyse and visualise research. Accessibility information for SCOPUS
Is an online community for scientific research on the brain and cognitive sciences. Includes access to online journals, e-books, conference materials and more. Accessibility information for MIT CogNet
Web of Science is a multidisciplinary resource which enables simultaneous cross-searching of a range of citation indexes and databases. It provides access to research tools like cited reference searching and the Journal Citation Reports. Accessibility information for Web of Science