Here are several databases and resources available to aid you with your studies in Social Science.
The Cochrane Library (ISSN 1465-1858) is a collection of databases that contain high-quality, independent evidence to inform healthcare decision-making.
SocArXiv is a general, open-access, open-source, paper server for the social sciences. Contents include preprints, working papers, published papers, data, and code
GreenFile is a multidisciplinary database providing access to research and publications examining the human impact on the environment. Coverage includes: climate change, pollution, sustainable energy and agriculture, green building and recycling. Full text access is available for over 4,700 records.
SSRN is an open access repository of scholarly research in the social sciences and humanities