2.SSCI and SCIE(SCI online edition) are located in the same interface. When searching, you can view it through the icons in more settings.
3. Abstract retrieval is a common retrieval form of SSCI paper retrieval. It is a high summary of the core content of an article. Articles can be retrieved by any keyword in the abstract, and abstract retrieval requires a high level of abstract writing. Therefore, in the publication of SSCI papers, high-quality abstracts are helpful to the retrieval of articles, and abstract retrieval also has corresponding retrieval numbers, and retrieval certificates can be issued.
4. In fact, both full-text retrieval and abstract retrieval are recognized. Take SSCI papers as an example. As long as articles are retrieved by SSCI, they are recognized. Other types of papers need to look at the specific situation and specific requirements. Some institutions or universities do not recognize abstract retrieval, but explicitly require full-text retrieval.