Let's share some commonly used academic websites, where you can log in and search for domestic and foreign literatures-
1. sci-hub
The famous SCI-HUB is a tool developed by Russian Niuren that can download any literature and magazines. You can get the real address of the literature and browse it online by inputting the information such as the title and DOI of the literature you want to download, and more importantly, you can download it.
2. BASE
BASE is a multidisciplinary academic search engine developed by the University Library of Bielefeld, Germany, which provides integrated search services for heterogeneous academic resources around the world. It integrates the library catalogue of the University Library of Bielefeld in Germany and the data of about 16 open resources (more than 2 million documents).
3. Google Academic
Google Web application for searching academic articles for free. In November 24, Google released the trial version of Google Academic Search for the first time. This index includes most of the published academic journals in the world, and it is a simple way to search academic literature extensively.
You can search many disciplines and data sources from one place: peer-reviewed articles, papers, books, abstracts and articles from academic publishers, professional societies, preprints, universities and other academic organizations.
4. Library Genesis
Library Genesis claims to be a plan to help all mankind spread knowledge without copyright. There are many papers on the website, which are easy to download, and there are many foreign language books and Chinese books, which are updated almost every day. This is also a magical website. Basically, all foreign books and papers can be searched and downloaded, and recent academic papers can also be downloaded.
Library Genesis and Sci-Hub can be described as brothers in distress. They both got into disputes because of Elsevier before, and what can't be downloaded from Library Genesis can be downloaded directly from the webpage to Sci-Hub.
5. Baidu Academic
covers all kinds of academic journals and conference papers, aiming at providing the best scientific research experience for scholars at home and abroad.
Baidu academic search can retrieve paid and free academic papers, and improve the accuracy of retrieval through time screening, title, keyword, abstract, author, publication, and the number of times the literature type is cited.
Through Baidu Academic, you can find papers from academic websites such as HowNet, Wanfang and VIP, and you can also collect papers from Taiwan Province literature. One of the papers has the function of asking for help, which is quite practical. However, Baidu Academic is only an academic information search engine. If you download it, you will get databases such as HowNet.
6. Cnpiec LINK service
a convenient and quick comprehensive network platform for consulting foreign periodicals, namely China link service, currently mainly provides the functions of searching the contents and abstracts of about 3,6 foreign periodicals, electronic full-text links and searching the distribution of periodicals in China. And always keep the data content consistent and up-to-date with foreign publishers.
7. PMC (PubMed Cenral)
PubMed Central (PMC) is a service provided by the National Institutes of Health, which archives biomedical and life science research documents. PMC is authorized by NLM (National Library of Medicine), and it is the core principle of PMC to archive biological/medical documents free of charge. With the development of technology, the current digital storage format of documents may be eliminated. NLM believes that digital materials are not used for storage, and continuous application is the best use, so free is a core principle of PMC.
But free does not mean that there is no copyright. Although the materials are stored in PMC, the authors and publishers are the copyright owners, and all users using PMC must abide by the copyright statement.
8. China HowNet
HowNet is the concept of national knowledge infrastructure, which was put forward by the World Bank in 1998. CNKI project is an information construction project aimed at realizing the dissemination, enjoyment and value-added utilization of knowledge resources in the whole society. Initiated by Tsinghua University and Tsinghua Tongfang, it was founded in June 1999. Provide CNKI source database, foreign language database, industrial database, agricultural database, medical database, economic database and educational database.
among them, the comprehensive databases are China periodical full-text database, China doctoral thesis database, China excellent master's thesis full-text database, China important newspaper full-text database and China important conference literary theory full-text database.
each database provides three retrieval functions: primary retrieval, advanced retrieval and professional retrieval. Advanced retrieval function is the most commonly used.
9. DOAJ
DOAJ (Directory of Open Access Journal) was established in May 23 by Lund University Libraries in Lund University, Sweden. The advantage of DOAJ lies in the strict quality control of the journals included, including many journals included in SCI.
DOAJ contains a large number of OA periodicals, which is the best OA periodical catalogue website at present. At present, DOAJ can query not only OA journals, but also articles in some journals.
1. Book series
Book series websites are rich in books, and basic professional books can be found for free download. Including Bookie, Bookzz, Bookfi, etc. (Bookzz and Bookfi are available in the navigation bar of Library Genesis, but it seems that they can't be opened now). You can download literature and books for free. Literature download is suitable for previous years, needless to say, there are so many books!
among them, BookSC website (http://zh.booksc.org/) has a lot of literature. Up to today, BookSC website has more than 2.78 million books and 52.42 million documents available for free download, most of which are in PDF, Djvu and EUPB formats.
it is also very convenient to download, just search for the title of the paper or article directly, and you can also set the selected area as China. BookSC website experience is very good, just click download after searching, which is super convenient!
11. arXiv
arXiv? The highlight of the website is that most of the articles on the website will be submitted to academic journals, and most of the contributors are strict about the articles, and only a few of them are always in the form of preprinted copies.
At present, the types of arXiv articles are mainly divided into seven categories: physics, mathematics, nonlinear science, computer science, quantitative biology, quantitative finance and statistics. There are several subcategories under each category, such as physics, which is divided into astrophysics, condensed matter physics, general relativity and so on. The classification of article types and contents is very professional and comprehensive.
12. Wanfang Database
Wanfang Database is a large-scale network database developed by wanfang data Company, covering periodicals, conference minutes, papers, academic achievements and academic conference papers; It is also a professional academic database in China, which enjoys the same reputation as China HowNet. Integrate hundreds of millions of high-quality global academic resources, integrate more than ten types of resources such as journals, degrees, conferences, scientific reports, patents, videos, etc., cover all research levels, perceive users' academic background, and search intelligently. Committed to helping users accurately discover, acquire and precipitate academic essence.