open access

Open access (OA) is the practice of providing unrestricted access via the Internet to peer-reviewed scholarly research instead of publishing articles in traditional ways. The full-text documents of Open Access can be browsed°Ędownloaded°Ęcopied°Ętransmitted°Ęprinted°Ęsearched or hyperlinked freely. It has included 2,937 academic journals and 163,234 documents so far. The data of OA is being updated constantly.