| The Science Citation Index (SCI) | |
|
International Scientific Institute (ISI) is one the world's leading source of information about indexing services, journals and research conferences. The Science Citation Index (SCI) is a famous product developed by International Scientific Institute (ISI) in 1964. The Science Citation Index (SCI) is a citation index which covers more than 6,500 journals, across 150 disciplines, from 1900. It is now owned by Thomson Reuters. |
|
 |
|
| The SCImago Journal & Country Rank (SJR) | |
|
The SCImago Journal & Country Rank is a portal that includes the journals and country scientific indicators developed from the information contained in the Scopus database (Elsevier B.V.). This shows the visibility of the journals contained in the Scopus database from 1996. SCImago is a research group from the Consejo Superior de InvestigacionesCientíficas (CSIC), University of Granada, Extremadura, Carlos III (Madrid) and Alcalá de Henares, dedicated to information analysis, representation and retrieval by means of visualization techniques. |
|
 |
|
| SCOPUS Indexing | |
|
Scopus is Elsevier’s abstract and citation database launched in 2004. Scopus covers nearly 36,377 titles (22,794 active titles and 13,583 inactive titles) from approximately 11,678 publishers, of which 34,346 are peer-reviewed journals in top-level subject fields: life sciences, social sciences, physical sciences and health sciences. It covers three types of sources: book series, journals, and trade journals. All journals covered in the Scopus database, regardless of who they are published under, are reviewed each year to ensure high quality standards are maintained. Searches in Scopus also incorporate searches of patent databases. Scopus gives four types of quality measure for each title; those are h-Index, CiteScore, SJR (SCImago Journal Rank) and SNIP (Source Normalized Impact per Paper). |
|
 |
|