━ https://depot.ceon.pl/ The repository contains open access publications by Polish scientists. It makes available various types of scientific materials, such as articles, books, conference materials, reports or dissertations. Access to all materials collected in the repository is open. The repository follows the Open Archive Initiative’s (OAI) metadata extraction protocol, which makes the documents available in the repository easy to find through digital scholarly resource services. The repository is based on DSpace software, adapted to local needs by developers from the Centre for Open Science.