1. Identify keywords: First, identify keywords related to your research topic. These keywords should be terms or concepts that describe your research field.
2. Use the library catalogue and database: visit the website of your library and use the library catalogue and database to search for relevant literature. Most libraries provide online catalogs and academic databases, such as PubMed, GoogleScholar and Scopus. With these tools, you can enter keywords and get a list of documents related to your research topic.
3. Screening documents: According to your requirements for documents, screen out the most relevant documents.
4. Read the abstract: Reading the abstract can help you understand the main contents and research methods of the literature. If the abstract is related to your research topic, then you can choose to read the full text.
5. Use citations and references: After finding documents related to your research topic, check the citations and references of the documents. These quotations and references may lead you to find more relevant documents.
6. Ask the librarian for help: If you have difficulty in finding the literature on a specific topic, you can ask the librarian for help. They usually have rich information resources and professional knowledge, and can provide you with guidance and support.
7. Use academic social networks: Join academic social networks, such as ResearchGate and Academia.edu, communicate with other researchers and share your research topics. These platforms can help you find research papers and related documents of other researchers.
In a word, through the above methods and steps, you can find relevant literature on specific topics in the research library. It takes patience and time, but through continuous trial and exploration, you will certainly find relevant literature suitable for your research needs.