First, the analysis topic:
1. The topic selection of academic papers belongs to the category of basic theoretical research. Therefore, the focus is on the steps to find journal papers, conference papers and related books and materials.
2. According to the background information of the research topic, determine the time range of literature retrieval. Because the subject belongs to novelty retrieval, it is necessary to retrieve the documents in recent 10 years.
Secondly, select the retrieval tool:
1, the selection of retrieval tools should be based on the characteristics of disciplines and majors and the types of documents needed. According to the characteristics of disciplines and specialties and the types of documents needed, the retrieval tools used mainly include Ultra New Digital Library, China newspaper full-text database and China periodical full-text database.
2. There are many academic documents in the ultra-new digital library, the full-text database of China newspapers and periodicals, and the full-text database of China periodicals, many of which belong to the field of education. These documents have a long time span and can meet the requirements of searching relevant materials in recent twenty years.
Third, determine the retrieval method:
1, which refers to the way to retrieve documents according to the subject category to which the document information belongs. That is to say, according to the theme attribute of the retrieval theme content, compare it with the category of the classification table adopted by the retrieval tool, determine the classification number, and then retrieve it.
2. When using the ultra-new digital library, I compared the subject attribute of this subject with the subject classification table of the ultra-new digital library, and chose pedagogy as the subject classification for retrieval.