BASE is one of the world‘s most voluminous search engines especially for academic open access web resources. BASE is operated by Bielefeld University Library

BASE-search 搜索引擎是最大的搜索引擎之一，特别是搜索开放获取资源，该搜索引擎由德国Bielefeld University Library运行。

 输入检索词，得到的学术文献都可以获取到全文。