Literature research method usually includes the following steps:
1. Document collection: Collect documents related to research topics through various channels, such as libraries, databases and the Internet.
2. Screening documents: mainly screen and filter the collected documents, remove duplicate, irrelevant or low-quality documents, and leave valuable documents.
3. Reading literature: read and analyze the selected literature carefully to understand its research background, purpose, methods, results and conclusions.
4. Comprehensive analysis: comprehensively analyze and compare the read literature, find out their similarities and differences and shortcomings, and find out new problems and research directions.
5. Write a summary: according to the results of literature analysis, write a summary or literature review to summarize, evaluate and prospect the research topic.
Literature research methods are widely used in academic research, especially in the fields of humanities and social sciences. It can help scholars understand the research status and development trend of a certain field or problem, and provide reference and enlightenment for further research.