You are asking whether articles transferred by Zhangqiao Research are considered core? Doesn’t count. Zhangqiao Research is an academic website for literature retrieval and download, providing various types of literature resources, including journal articles, conference papers, reports, patents, etc. If an article is included in Zhangqiao Research, it is because the article was published in a journal or conference, or the article is a patent document, etc. However, the criteria for whether it is a core journal and a core paper are multi-faceted and usually involve many factors, such as the impact factor and ranking of the journal in which the article is published, or whether the paper has a high citation rate in a specific subject area. and influence, etc., so it cannot be regarded as the core.