1, CNKI, China Knowledge Network, National Library Reference Alliance.
Generally, China Knowledge Network and National Library Reference and Consultation Alliance are used to consult Chinese papers and documents. China HowNet has the most comprehensive literature, covering almost all domestic journals, master's dissertations, doctoral dissertations, newspapers, papers from major conferences at home and abroad, online publication of yearbooks and professional papers. It is the most authoritative paper search website in China at present.
2. Postgraduate entrance examination
Pubmed is a paper search engine developed by the National Biotechnology Information Center, and it is the most widely used document search tool in the field of medical biology.
3. Web of Science
Web of Science is an internationally renowned large-scale comprehensive, multidisciplinary and core journal citation index database. Its authority and the number of documents in the database are beyond doubt. At the same time, its search engine is more advanced, which can not only limit the subject of the article, but also limit the nationality unit of the author.
4. Scientific guidance
Elsevier is a world-famous academic periodical publisher in the Netherlands, publishing a large number of academic books and periodicals every year. Most journals are included by SCI, SSCI and EI, which are internationally recognized as high-grade academic journals. In recent years, the company has digitized all its published periodicals and books, that is, the full-text database of ScienceDirect, and provided services through the network.
5、OALib
Which websites mentioned above do not provide free paper viewing and downloading services? All articles on the OALib website can be downloaded for free, and page snapshots are supported. Users can browse the title, author, abstract, keywords and other information of the article directly without leaving the station. OALib also has a large amount of academic papers, which also involves various fields.
6. Wanfang Database
Wanfang Database is a large-scale network database developed by Wan Fang Data Company, covering periodicals, conference minutes, papers, academic achievements and academic conference papers. It is also a professional academic database in China, and enjoys the same reputation as China HowNet.
China HowNet introduced:
China HowNet was founded in 1995, originated in Tsinghua University and originated from the strategy of "rejuvenating the country through science and education". Committed to the construction of "China's knowledge infrastructure", to get through the whole process of knowledge production, dissemination, diffusion and utilization, and to serve the knowledge innovation and learning of various industries in China.
At present, it has developed into a comprehensive high-tech enterprise integrating digital publishing, knowledge service, knowledge management and educational information service. It is composed of Tongfang Wang Zhi Digital Publishing Technology Co., Ltd., Tongfang Wang Zhi (Beijing) Technology Co., Ltd. and Tsinghua University's holding subsidiary China Academic Journal (CD-ROM Edition) Electronic Magazine Co., Ltd.
China HowNet knowledge discovery network platform provides domestic and foreign readers with unified retrieval, unified navigation, online reading and downloading services for China academic literature, foreign literature, dissertations, newspapers, conferences, yearbooks, reference books and other resources.