If you have enough information (as is found in a bibliographic citation) to identify an article, follow these steps to obtain the full text.
Bibliographic databases fall into two categories:
This major comprehensive science database, contains different sections that can be searched individually or all together. The sections are:
Web of Science Core Collection
BIOSOS Citation Index
BIOSIS Previews
KCI-Korean Journal Database
Medline
Russian Science Citation Index
SciELO Citation Index (Open-access articles published in Latin America, Spain, Portugal, and South Africa)
Medline (Available in three interfaces)—A huge biomedical database containing mostly journal articles.
Preprints: