1. Read the title and abstract: First, read the title and abstract of the article carefully. The title usually indicates the topic and field of the article. It usually provides the background, purpose, methods and main results of the article. By reading the title and abstract, we can get a preliminary understanding of the research field of the article.
2. Check the author: It is very important to observe the author information of the article. The author's background and professional knowledge can usually reflect the field to which the article belongs. If the author is an expert or scholar in the field of library and information science, then the article can be considered as belonging to the field of library and information science.
3. Check the quotation: Reading the quotation behind the article is also an important step. By quoting literature, you can know the source of the article and the cited literature. If a monograph, periodical or conference paper in the field of library and information science is cited, it can be determined that the article is related to the field of library and information science.
4. Read the content carefully: Finally, read the full text and carefully understand the content and research methods of the article. Articles in the field of library and information science usually involve library, information science, retrieval technology, data analysis and other related topics. If the article discusses these topics and provides relevant theories, methods and empirical research, it can be judged that the article belongs to the field of library and information science.
In short, by carefully reading the title, abstract, author information, cited documents and contents of an article, we can judge whether the published content is an article in the field of library and information science.