1. Websites for searching papers: Websites for searching Chinese documents;

Commonly used Chinese literature consulting websites include China Knowledge Network, Wanfang Database, VIP Network, National Library Thesis Search Network, National Library Reference Consulting Alliance, Superstar and so on.

There is no doubt about the quantity and quality of papers and documents collected by China HowNet. For most undergraduates, using HowNet as a website to search for papers can basically meet the requirements of paper reference. Compared with HowNet, Wanfang has a small collection, but it also covers 7600 kinds of scientific and technological full texts such as conference papers, dissertations, patents, periodicals and scientific and technological reports. It is also a large network database.

Of course, there is no free lunch in the world, and some documents need to be paid to be accessed and downloaded normally.

2. Websites for retrieving papers: Websites for retrieving foreign documents;

Web of Science, Science Direct, OALib, Google Academic, HighWire Stanford Academic Literature Electronic Journal, Pubmed and so on. Among them, the Web of Science is a comprehensive paper retrieval website with high international reputation, and its advanced search engine can not only limit the topic of the article, but also the nationality unit of the author. , but there is a charge for non-consulting documents.

OALib is a website that provides free access and download of papers, covering mathematics, humanities, engineering, biology, materials, medicine, humanities and other fields.