This is a public service website for searching and downloading documents online. There are more than 1 10,000 documents on the website, all of which are English original e-books and papers.

Scientific hub

This is a magical website, you can download documents for free, and you can download PDF format for free! Almost all Daniel who do scientific research know this hard-core platform.

Find articles

FindArticles provides free or paid access to more than10 million articles from 3000 news sources, which can be traced back to nearly 1998. FindAritcles is an interactive portal of CBS. You can find articles on any topic by searching news and technology websites, including CBS News and CNET.

Open-shelf borrowing

OALib has more than 4 million papers, including mathematics, chemistry, computer, humanities, engineering, biology, materials, medicine and humanities. All papers are free to download.

Seek68 literature museum

A comprehensive search platform for massive Chinese and foreign language databases in Seek68 document library. Huge resources and excellent quality support full-text reading and downloading. There are two ways to use it: free and low cost.

PLOS

The first choice for medical students is the foreign language literature retrieval database, where you can search the latest and most professional research results in the world medical field and consult them for free!

Eric (name)

The website established by the U.S. Department of Education has more than 6.5438+0.3 million kinds of documents, including journal articles, books, comprehensive research reports, conference papers, technical reports, policy documents and so on. The monthly search volume exceeds 8 million. Many resources are free.

science

A scientific website in the United States, a large comprehensive, multidisciplinary and core journal citation index database, free of charge!