I. Methodology 1

HowNet is the largest Chinese database in the world. Provide China academic literature, foreign literature, dissertations, newspapers, conferences, yearbooks, reference books and other resources, and provide online reading and downloading services. The method of deriving references is as follows

Enter a topic or keyword to search for literature on the homepage of HowNet. On the search results page, check the articles that need to export references, and then click Export Analysis-Export Literature-Select APA Citation. Another is in the document details page, click the reference logo, and you will see that the reference can be copied directly.

Second, the second method

1, Baidu Academic: Enter keywords in Baidu Academic homepage to search for documents and search for related documents. Click on the file you need under "Batch Citation".

2.Google Academic: Similarly, click the reference sign to pop up the reference box.

3. Wanfang Database: 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.

Three. Method 3

Science Network is an important database for obtaining global academic information. Among them, SCIE, SSCI, A&; Citation index databases such as HCI, JCR journal citation reports and ESI essential science indicators are well-known in the scientific and educational circles all over the world.

Science Network includes references cited in the paper. Through a unique citation index, users can use an article, a patent number, a conference document, a journal or a book as search terms to retrieve their citations, easily trace the origin and history of a research document, or track its latest progress. You can see wider, newer and deeper.

Four. Method 4

Wiley is one of the largest and most comprehensive online multidisciplinary resource platforms in the world for peer-reviewed scientific, technical, medical and academic research. Willie and his sub-brands have published the works of more than 500 Nobel Prize winners. Willie's online library covers life science, health science, natural science, social science and humanities.

Wiley-Online-Library has more than 1600 peer-reviewed academic journals, 20,000 e-books, 170 online reference books, 580 online reference books, 19 latest protocols in biology, life sciences and biomedicine, and 17 chemistry.